Algae fossils. Medical search. Frequent questions

natures answer to fossil fuels and plastics! (klimatv.dk)
How Might Biofuels Reduce Our Dependence on Fossil Fuels? (houstonpublicmedia.org)
In fact, bio-fuels are one of the most important alternatives to fossil fuels. (scirp.org)
The use of aquatic micro-algae as bio-fuels requires little arable land [5]. (scirp.org)
The emissions from the fossil fuels we burn in our power plants and our cars began baking our world during the Industrial Revolution and continue to today. (juancole.com)
Scope 2 encompasses carbon produced indirectly during manufacturing and operations-such as purchasing third party-generated electricity based on fossil fuels. (deloitte.com)
Burning these fossil fuels releases carbon dioxide and other greenhouse gases into the atmosphere. (windows2universe.org)
The oceans represent a significant carbon sink, but the uptake of excess CO2 stemming from man's burning of fossil fuels comes at a high cost: ocean acidification. (scienceblog.com)
A hypothetical baseline assuming that all energy is produced by fossil fuels and that biodiesel is the sole fuel product, with both glycerol and oilcake as waste materials, yielded an EBR of 3.22, comparing unfavorably with an EBR of 1.20 for conventional diesel from the United States. (greencarcongress.com)
Co-product utilization results in emission levels competitive with fossil fuels, when operated on a fully decarbonized electricity grid. (greencarcongress.com)
Biomass is a renewable source of raw material, as we can always grow more, unlike commonly used fossil fuels. (lu.se)
Although many previous extinctions have been due to climate change, the difference today is that we humans greatly contribute to the changes by burning fossil fuels (such as carbon and oil) and changing the landscape by clearing forests and expanding cultivated land. (lu.se)

Genetic studies show their closest relatives to be the yellow-green algae . (wikipedia.org)
this definition excludes many brown, multicellular red and green algae, which may have tissues. (wikipedia.org)
Some of the fossils look like living blue green algae. (we-make-money-not-art.com)
Fossils that were previously thought to be the oldest Bryozoans, are in fact green algae. (durham.ac.uk)
Natural News) Scientists discovered fossils of what may now be considered to be the oldest green algae known to science. (naturalnews.com)
Illuminated by the microscope, the green algae look like small floating jewels. (lu.se)
A colony of green algae Pediastrum duplex variant gracillimum , with a size around 100µm. (lu.se)
These green algae are generally present in plankton, but also anchor to aquatic plants. (lu.se)
These algae are present during the warmer seasons of the year in moderately nutrient-rich lakes and can often be found together with blue-green algae. (lu.se)

The fossils - which are embedded in fossil stromatolites from Chitrakoot in central India - were originally thought to be from the Cambrian period, around 540 million years ago, when complex multicellular eukaryote life forms were more common. (abc.net.au)
Stromatolites are fossilized algae colonies which scientists think we might find for life on Mars. (sciencemall-usa.com)
Stromatolites are cyanobacteria algae mats that contributed oxygen to Earth's early atmosphere. (sciencemall-usa.com)
The presumed red algae lie embedded in fossil mats of cyanobacteria, called stromatolites, in 1.6 billion-year-old Indian phosphorite - making them the oldest plant-like fossils ever found by about 400 million years. (wikipedia.org)
We can find them as fossils but they are very rare and the ones we find from 2.5 billion years ago look very much like these stromatolites. (we-make-money-not-art.com)
Microfossils (fossils that can only be studied with microscopes) of cyanobacteria have been found, which are responsible for many of the pre-Flood stromatolites. (apologeticspress.org)
The oldest fossils you can see there are 1,200 million to 740 million-year-old stromatolites, which are the limestone structures formed by cyanobacteria, a phylum of bacteria that gets its energy from photosynthesis. (smithsonianmag.com)
Stromatolites are laminated sedimentological features produced by surface concentrations of bacteria or algae. (grisda.org)

Lake level rises episodically drowned the adjacent forests, causing standing trees and fallen branches to become growth sites for algae and cyanobacteria, which encased submerged wood with thick calcareous stromatolitic coatings. (researchgate.net)
It was also through cyanobacteria (photosynthesising silica algae) that the atmosphere started to oxygenate - a prerequisite for life on land. (lu.se)

The earliest such coralline algae, the solenopores, are known from the Cambrian period. (wikipedia.org)
New anatomical characters in fossil coralline algae and their taxonomic implications. (wikimedia.org)

The Mojave National Preserve also contains numerous Paleozoic fossils , including corals from the later Paleozoic periods. (smithsonianmag.com)
Algae are a natural part of the reef ecosystem too, but the stress of pollution or fishing can cause algae to overgrow a reef, taking over areas where corals once lived. (windows2universe.org)
They trundle slowly across the reef scraping algae from the surface and creating space for corals to grow. (windows2universe.org)
The research team discovered that without enough parrotfish munching algae from the reef, more of the reef becomes covered with algae and corals become less healthy. (windows2universe.org)
Weston-super-Mare and Portishead are excellent locations for fossil corals. (ukfossils.co.uk)
Corals, and brachiopods are the most common fossils here, with Bryozoans also being found. (ukfossils.co.uk)
Most calcifying organisms such as corals, mussels, algae and plankton investigated so far, respond negatively to the more acidic ocean waters. (scienceblog.com)

Commenting on the finding, paleobiologist and associate professor Glenn Brock from Macquarie University said the evidence that these were algae fossils was pretty compelling, although there may be some debate over the type of algae. (abc.net.au)
Since the fossil's discovery, researchers have speculated that Prototaxites was a type of algae or lichen or even a primitive pine tree. (sott.net)

It is known that both the growth of algae and the turbidity of the water play an important role in this. (sonnenseite.com)
Together with a team led by the Chinese Academy of Sciences in Wuhan, the IGB scientist investigated how typical stressors in agricultural landscapes - warming, nutrients and the pesticide glyphosate - affect the growth of algae and two aquatic plant species, individually and in combination. (sonnenseite.com)

The silicon-shelled golden algae Synura petersenii (the large colony in the centre of the image) and Mallomonas Striata (on the right). (lu.se)
These golden algae are present in moderately nutrient-rich lakes. (lu.se)

The production of advanced biofuels from algae-sourced biomass is heavily dependent on direct and indirect energy inputs, and is not environmentally feasible at the moment. (greencarcongress.com)

Brown algae are the major seaweeds of the temperate and polar regions. (wikipedia.org)
Most brown algae live in marine environments, where they play an important role both as food and as a potential habitat . (wikipedia.org)
Many brown algae, such as members of the order Fucales , commonly grow along rocky seashores. (wikipedia.org)
Between 1,500 and 2,000 species of brown algae are known worldwide. (wikipedia.org)
Brown algae belong to the group Heterokontophyta , a large group of eukaryotic organisms distinguished most prominently by having chloroplasts surrounded by four membranes, suggesting an origin from a symbiotic relationship between a basal eukaryote and another eukaryotic organism. (wikipedia.org)
Most brown algae contain the pigment fucoxanthin , which is responsible for the distinctive greenish-brown color that gives them their name. (wikipedia.org)
Brown algae are unique among heterokonts in developing into multicellular forms with differentiated tissues , but they reproduce by means of flagellated spores and gametes that closely resemble cells of other heterokonts. (wikipedia.org)
Brown algae exist in a wide range of sizes and forms. (wikipedia.org)
Other groups of brown algae grow to much larger sizes. (wikipedia.org)
In form, the brown algae range from small crusts or cushions [10] to leafy free-floating mats formed by species of Sargassum . (wikipedia.org)
[11] Second, all brown algae are multicellular . (wikipedia.org)
There are no known species that exist as single cells or as colonies of cells, [11] and the brown algae are the only major group of seaweeds that does not include such forms. (wikipedia.org)

Discoveries of multicellular eukaryote fossils in this time have been sporadic and difficult to interpret, with the previous oldest known example of identifiable red algae dated at 1.2 billion years. (abc.net.au)
More probable eukaryote fossils begin to appear at about 1.8 billion years ago, the acritarchs, spherical fossils of likely algal protists. (wikipedia.org)
in part) One of the oldest fossils identified as a red alga is also the oldest fossil eukaryote that belongs to a specific modern taxon. (wikipedia.org)

Writing in PLOS Biology , Swedish researchers have reported the discovery of multicellular fossils of what they believe is red algae in 1.6 billion-year-old rocks from India. (abc.net.au)
We know from earlier evidence that eukaryotes existed at the time these fossils formed, and there were simple multicellular eukaryotes,' said Professor Knoll, a palaeontologist at Harvard University. (abc.net.au)
alga ), comprising the class Phaeophyceae , are a large group of multicellular algae , including many seaweeds located in colder waters within the Northern Hemisphere . (wikipedia.org)
Bangiomorpha pubescens, a multicellular fossil from arctic Canada, strongly resembles the modern red alga Bangia and occurs in rocks dating to 1.05 billion years ago. (wikipedia.org)

Yun, 1989, describes beautifully preserved algae from Late Precambrian sediments. (creation.com)
Fossils from the Precambrian show microscopic bacteria, the first form of life to emerge on Earth, coming into existence some 3.4 billion years ago. (smithsonianmag.com)
To see ancient algae mats, consider taking a trip to the Grand Canyon , which has Precambrian algae fossils embedded in its rocks. (smithsonianmag.com)

These fossils predate earliest accepted red algae fossils by 400 million years. (abc.net.au)
Dec. 4, 2023 Researchers have found the earliest-known fossil mosquito in Lower Cretaceous amber from Lebanon. (sciencedaily.com)
A leading scientist from our Department of Earth Sciences has collaborated with researchers in China to reveal that a group of prehistoric sea creatures is not as ancient as we thought - their earliest fossils are actually seaweeds. (durham.ac.uk)
Ancient fossil material discovered in the hills of China revealed the previously unseen "soft parts" of Protomelission gateshousei , formerly believed to be the earliest Bryozoan. (durham.ac.uk)

Fossils formed before the Flood (many of the Pre-Cambrian fossils) are thought by Creation scientists to have been formed during Creation week and the years between Creation and the Flood. (apologeticspress.org)
The park is filled with fossils from the Cambrian and Ordovician periods, the first two periods of the Paleozoic era. (smithsonianmag.com)
The researchers found that Bryozoans were the only group of fossil animals not to appear in the Cambrian "explosion", a rapid burst of evolution 520 million years ago. (durham.ac.uk)
The fossil record indicates a major turnover in marine phytoplankton across the Ediacaran-Cambrian transition, coincident with the rise of animal-rich ecosystems. (bvsalud.org)

Fossils predate the written record by billions of years, but their impact on human history-and the way humans percieve the world around them-has been palpable for centuries. (smithsonianmag.com)

[6] Some species have a stage in their life cycle that consists of only a few cells, making the entire alga microscopic. (wikipedia.org)
The more scientists delve into the biology of algae, the more species they find and the more they discover just how incredibly versatile this primordial organism really is. (klimatv.dk)

Through detailed physical and chemical studies of fossils and sediments, I hope to add some puzzle pieces to the history of Earth and life. (lu.se)

Exploring ways to optimize the use of algae for making biofuel. (montana.edu)

Molecular preservation of the pigment melanin in fossil melanosomes. (nature.com)

Many other kinds of bacteria fossils are also found in the oldest rocks. (apologeticspress.org)
However, fossil bacteria have not been found associated with any of them. (grisda.org)

Dec. 7, 2023 Researchers re-examined a plant fossil found decades ago in Colombia and realized that it wasn't a plant at all: it's a fossilized baby turtle. (sciencedaily.com)

The Carlsbad Caverns contain some of the best known examples of marine fossils from the Permian period, which occurred at the end of the Paleozoic-there, you can see trilobites, brachiopods (marine animals that look like clams), sponges, bryozoans (microscopic "moss animals" that helped build Permian reefs) and more. (smithsonianmag.com)

In the experiment, warming or heat waves alone had no effect on the presence of algae, but reduced the biomass of vallisneria growing on the bottom. (sonnenseite.com)

New scanning technology has given scientists an extraordinary view inside the cells of what may be the oldest plant-like fossils ever found. (abc.net.au)
Other times, fossils gave scientists the physical evidence needed to piece together the natural history of life on Earth-in the late 1700s, fossil discoveries helped scientists understand the concept of extinction . (smithsonianmag.com)
A team of scientists wanted to test whether Caribbean reefs that are overgrown with algae could become healthy again. (windows2universe.org)

Did Algae Eat All the Silica in the World's Oceans? (lu.se)

Do marine invertebrates outnumber plants in the fossil record 19:1? (stackexchange.com)
95% of all fossils are marine invertebrates. (stackexchange.com)

Gertrud Cronberg's passion is studying the tiny plankton algae that are found in lakes. (lu.se)
But why plankton algae in particular? (lu.se)

When they peered inside the fossils using synchrotron-based X-ray tomography - an imaging technique similar to CT scanning but more powerful - the researchers identified cellular structures known as rhomboidal platelets, which the algae might have used for photosynthesis. (abc.net.au)
A thread-like type of fossil contains cellular structures known as rhomboidal platelets (shown in green), which may have been used for photosynthesis. (abc.net.au)

he study adds to the quest to solve a long-standing scientific puzzle: the true nature of a fossil that was the world's largest organism from about 420 million to 370 million years ago. (sott.net)

Two kinds of fossils resembling red algae were found sometime between 2006 and 2011 in well-preserved sedimentary rocks in Chitrakoot, central India. (wikipedia.org)
Despite their great age, the rocks contain fossils, including traces of algae and worm burrows. (nasa.gov)
Parrotfish have a special hard plate in their mouth that allows them to bite at algae-covered reef rocks, eating the algae along with a bit of rock from the spot where the algae attached. (windows2universe.org)
However, at the very western fringe, there are Devonian and Carboniferous rocks, from which fossils can be found. (ukfossils.co.uk)
Although coastal areas of Jurassic rocks are fairly limited, they can be very productive and Somerset benefits from not being as commercialised for fossil hunting as Dorset, so you can often find more. (ukfossils.co.uk)
You can get your own minerals and fossils , as well as the Fall 2010 issue of The Earth Scientist on Rocks and Minerals in our online store ! (windows2universe.org)

I have recently been sent this series of questions pertaining to the fossil record and how come it looks like it points to evolution regarding geological and fossil layers. (creation.com)
This means that the oldest convincing Bryozoan fossils did not evolve until the next geological period, the Ordovician (480 million years ago). (durham.ac.uk)
UK Fossils features hundreds of fossil collecting locations in the UK, with geological guides and fossil hunting events. (ukfossils.co.uk)

By studying fossils and other traces of earlier life forms we can see the different cycles of mass extinctions (often due to climate change) that are followed by so-called life explosions (when many ecological niches open up to new organisms). (lu.se)

Many protists have neither hard parts nor resistant spores, and their fossils are extremely rare or unknown. (wikipedia.org)
There are a few fossils left, though, such as algae and protists. (apologeticspress.org)

Fossils from this period mostly show mats of algae and very simple organisms. (smithsonianmag.com)

In the Grand Canyon , check out fossils of 500-million-year-old trilobites found in the Bright Angel shale. (smithsonianmag.com)
Fossils can be found everywhere in the old quarries in the area and many exposures of Great Oolite can be seen. (ukfossils.co.uk)
Huge dinosaur footprints found in Western Australia, and tiny algae fossils from 1.6 billion years ago! (3cr.org.au)
Prototaxites was widespread - its fossils are found all over the globe. (sott.net)
New research on the mystery fossil, like this sample found in Saudi Arabia (bottom), backs up earlier theories that Prototaxites was a massive fungus that stood up to 24 feet (8 meters) tall. (sott.net)
In addition, co-authors at the Carnegie Institution in Washington, D.C., found that Prototaxites fossils contain isotopes from primitive plants of the age as well as certain soil organisms. (sott.net)
Trees can also be used, as well as microorganisms found in water, such as algae. (lu.se)

When algae with silicon shells die, they fall to the bottom, where their shells are stored for millennia. (lu.se)

Instead of the tentacles they would expect to see in Bryozoans, they discovered simple leaf-like flanges - and realised they were not looking at fossil animals, but seaweeds. (durham.ac.uk)

A Chinese team, in collaboration with IGB researcher Sabine Hilt, has shown in a large mesocosm experiment how heat waves, nutrients and pesticides promote algae growth and cause aquatic plants to dwindle. (sonnenseite.com)
The expected shift in aquatic plant type toward a dominance of algae or free-floating plants under climate change will certainly increase the total amount of greenhouse gas emissions from shallow waters - a previously overlooked feedback that continues to drive climate change. (sonnenseite.com)

However, he said the techniques used in this study represented a new frontier for palaeontology, that would enable the study of fossils in an entirely new way. (abc.net.au)

His research has long focused on trilobites , a fossil group of extinct arthropods (joint legged animals) that were around for at least 250 million years. (we-make-money-not-art.com)
Gene sequences form the primary basis for understanding the relationships among extant plant groups, but genetic data are unavailable from fossils to evaluate the affinities of extinct taxa. (nature.com)
Thus, in the absence of modern relatives yielding molecular information, FTIR spectroscopy provides valuable proxy biochemical data complementing morphological characters to distinguish fossil taxa and to help elucidate extinct plant relationships. (nature.com)
Many Caribbean reefs became covered with algae when Long Spined Sea Urchins nearly went extinct in the 1980s. (windows2universe.org)

Red algae are important builders of limestone reefs. (wikipedia.org)
Other algae of different origins filled a similar role in the late Paleozoic, and in more recent reefs. (wikipedia.org)
According to the results of a recent study, Caribbean coral reefs can become permanently unhealthy if algae-eating animals, such as parrotfish and urchins, dwindle. (windows2universe.org)
Yet, an increasing number of reefs, especially in the Caribbean, are becoming unhealthy and overrun by algae. (windows2universe.org)
Reefs without the urchins now rely on other creatures that eat algae, namely parrotfish, to keep the algae from growing unchecked. (windows2universe.org)
Without the urchins and parrotfish that keep algae populations in check, reefs can become covered with algae and unhealthy. (windows2universe.org)

The application of the airlift is of great interest in the production of micro-algae [7] coupled with a raceway basin [8], it provides the three functions necessary for the development and harvesting of micro-algae. (scirp.org)

Another possible representative of early fossil eukaryotes are the Gabonionta. (wikipedia.org)

Sometimes, fossils inspired mythology and folklore-in fourth century China, a historian mistook a fossilized dinosaur bone for a dragon bone . (smithsonianmag.com)
Fossils can be the bones of a dead dinosaur or his big footprints in the sand. (pearltrees.com)

For the study, the team determined the life cycle energy balance and GHG emissions of producing microalgae ( Chlorella Vulgaris ) biodiesel compared to fossil diesel. (greencarcongress.com)
The larger uptake of unconventional resources is reflected in a higher fossil EBR of 1.65 and GHG emissions around 182 g CO 2eq /MJ fuel . (greencarcongress.com)
Under this assumption, the generation of algae-derived biodiesel is highly unfavorable and increase GHG emissions regions where the carbon intensity of the electricity grid is high to around 450 gCO 2eq /MJ fuel range. (greencarcongress.com)

Algae has been used by humans for thousands of years, but the idea of using algae as a secret weapon to combat climate change is definitely a modern day concept. (klimatv.dk)
By offering a rare glimpse into worlds forgotten or unknown, fossils have long fascinated humans. (smithsonianmag.com)
All biologic entities are unique: humans are unique, a particular bacterium is unique, as are specific parasites, plants, algae, and the like. (cdc.gov)

265 million years ago, during the Permian period, the area was part of a vast, ancient sea-today, the remains of what was once a 400-mile-long reef are exposed for all to admire, and replete with fossils , from ancient algae to prehistoric gastropods (the ancestors of today's snails). (smithsonianmag.com)

How was the fossil record sorted in an order convenient for evolution? (creation.com)
Today, studying the fossil record remains as critical as ever. (smithsonianmag.com)

Natural Causes of Water Pollution Sometimes water pollution can occur through natural causes like volcanoes, algae blooms, animal waste, and silt from storms and floods. (pearltrees.com)

In recent years, submerged macrophytes have disappeared in many shallow lakes around the world, with more algae and free-floating plants growing instead. (sonnenseite.com)
If they are lost and algae and free-floating plants spread in water bodies instead, more greenhouse gases are also released. (sonnenseite.com)
The research team, led by Nijmegen University and the Netherlands Institute of Ecology (NIOO) in Wageningen, studied the effect of a 4°C warming on the release of greenhouse gases from mesocosms dominated by submerged plants, free-floating plants or algae for three consecutive years. (sonnenseite.com)
The effect of warming on methane release was significantly higher in mesocosms dominated by free-floating plants and algae than in mesocosms where submerged plants grew predominantly. (sonnenseite.com)
Here we show that geothermally resistant fossil cuticles of seed-bearing plants, analysed with Fourier transform infrared (FTIR) spectroscopy and hierarchical cluster analysis (HCA), retain biomolecular suites that consistently distinguish major taxa even after experiencing different diagenetic histories. (nature.com)
By contrast, the fossil archive of plants offers a vastly greater and more accessible testing ground to investigate the biochemistry of durable tissues. (nature.com)
Fossils are the stone remains of animals or plants that were once alive. (pearltrees.com)

Catastrophic activity is responsible for the formation of fossils. (apologeticspress.org)
The Lilstock Formation contains fossils in the Triassic beds exposed along the foreshore. (ukfossils.co.uk)

Important sources of atmospheric silver from human activities include the processing of ores, steel refining, cement manufacture, fossil fuel combustion, municipal waste incineration, and cloud seeding. (cdc.gov)
Ore smelting and fossil fuel combustion emit fine particles of silver that may be transported long distances and deposited with precipitation. (cdc.gov)

They said the find pushed back the date of the oldest-known identifiable complex plant-like fossil - also red algae - by 400 million years. (abc.net.au)

Andrew Knoll, who co-authored a paper last year reporting on the discovery of 1.56 billion-year-old seaweed-like fossils , said the new study was a fine contribution to the understanding of early life. (abc.net.au)
Writhlington spoil heap was created by the Geologists' Association to preserve fossiliferous spoil for future study and is open to the public for fossil collecting. (ukfossils.co.uk)
However, a recent study suggested that a specific form of single-celled algae called coccolithophores actually gets stimulated by elevated pCO2 levels in the oceans, creating even bigger uncertainties when it comes to the biological response. (scienceblog.com)

Excavating triceratops fossil bones near Ekalaka, Montana. (montana.edu)

To celebrate National Fossil Day , take a trip back through the Earth's four main geologic eras, and check out places in the United States where you can see, firsthand, the evolution of life on Earth. (smithsonianmag.com)

The particular shade depends upon the amount of fucoxanthin present in the alga. (wikipedia.org)

They are definitely biological in the sense that they are not made from inorganic processes because they have cellular structure and intracellular structure and they agree very well with the structure that you find in later and modern algae,' Professor Bengtson said. (abc.net.au)
Where to find fossils and what to find. (ukfossils.co.uk)
In every water sample I recognise algae I have seen before, but sometimes I find something completely new, which is exciting! (lu.se)

The circulation of water by pumping and the enrichment in CO 2 of the culture by gas exchange at the interface of the bubbles then the harvest of the mature algae, driven by the bubbles, which will form a scum on the surface of the column [9] [10]. (scirp.org)

Anatomy24

Organisms109

Diseases1

Chemicals and Drugs29

Analytical, Diagnostic and Therapeutic Techniques and Equipment13

Psychiatry and Psychology3

Phenomena and Processes47

Disciplines and Occupations8

Anthropology, Education, Sociology and Social Phenomena5

Technology, Industry, Agriculture3

Humanities2

Information Science5

Health Care23

Geographicals12

Fuels12

Green algae9

Stromatolites8

Cyanobacteria2

Coralline algae2

Corals7

Type of algae2

Growth of algae2

Golden algae2

Biofuels1

Brown algae12

Eukaryote3

Multicellular4

Precambrian3

Earliest4

Cambrian4

Predate1

Species2

Sediments1

Biofuel1

Pigment1

Bacteria2

20231

Microscopic1

Biomass1

Scientists3

Silica1

Invertebrates2

Plankton2

Photosynthesis2

Organism1

Rocks6

Geological3

Traces1

Protists2

Mats1

Found7

Shells1

Bryozoans1

Aquatic2

Palaeontology1

Extinct4

Reefs6

Raceway1

Eukaryotes1

Dinosaur2

Emissions3

Humans3

Ancient1

Record2

Pollution1

Plants7

Formation2

Combustion2

Oldest1

Study3

Bones1

Earth's1

Depends1

Find3

Water1