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News articles about "Ecosystem"

Soil microbes alter DNA in response to warming

As scientists forecast the impacts of climate change one missing piece of the puzzle is what will happen to the carbon in the soil and the microbes that control the fate of this carbon as ... - Read More

Loss of biodiversity limits toxin degradation

You might not think of microbes when you consider biodiversity but it turns out that even a moderate loss of less than 5% of soil microbes may compromise some key ecosystem functions and could lead ... - Read More

Acidification, predators pose double threat to oysters

The once booming now struggling Olympia oyster native to the West Coast could face a double threat from ocean acidification and invasive predators according to new research from the University of California Davis' Bodega Marine ... - Read More

Nitrous oxide emissions in streams and rivers examined

Emissions
A relatively unknown hidden artificial stream called a flume located in the basement of the Idaho Water Center at Broadway and Front streets in downtown Boise is the site of a collaborative research initiative by ... - Read More

High levels of molecular chlorine found in arctic atmosphere

Atmosphere, Atmosphere, molecular, Molecular
Scientists studying the atmosphere above Barrow Alaska have discovered unprecedented levels of molecular chlorine in the air a new study reports Molecular chlorine from sea salt released by melting sea ice reacts with sunlight to ... - Read More

Ahoy! First ocean vesicles spotted

Ocean, Ocean
Marine cyanobacteria tiny ocean plants that produce oxygen and make organic carbon using sunlight and CO2 are primary engines of Earth's biogeochemical and nutrient cycles They nourish other organisms through the provision of oxygen and ... - Read More

New species of marine algae identified

marine, algae, Marine, algae
The species that historically was quoted as the most abundant of coral algae that forms rodoliths at the Gulf of California in Mexico is in reality a compound of five different species This finding was ... - Read More

Big data project reveals where carbon-stocking projects in Africa provide greatest benefits

Carbon, carbon
It is increasingly recognized that climate change has the potential to threaten people and nature and that it is imperative to tackle the drivers of climate change namely greenhouse gases One way to slow climate ... - Read More

Nitrogen deposition poses threat to diversity of Europe's forest vegetation

nitrogen, Nitrogen
Unless nitrogen emissions are curbed the diversity of plant communities in Europe's forests will decrease Atmospheric nitrogen deposition has already changed the number and richness of forest floor vegetation species in European forests over the ... - Read More

Global warming: Four degree rise will end vegetation 'carbon sink', research suggests

carbon, Global warming, Global warming, Carbon
Latest climate and biosphere modelling suggests that the length of time carbon remains in vegetation during the global carbon cycle known as 'residence time' is the key uncertainty in predicting how Earth's terrestrial plant life ... - Read More

Deep-sea corals record dramatic long-term shift in Pacific Ocean ecosystem

sea
Long lived deep sea corals preserve evidence of a major shift in the open Pacific Ocean ecosystem since around 1850 according to a study by researchers at the University of California Santa Cruz The findings ... - Read More

Experiment is first to simulate warming of Arctic permafrost

Although vegetation growth in the Arctic is boosted by global warming it's not enough to offset the carbon released by the thawing of the permafrost beneath the surface University of Florida researchers have found in ... - Read More

While the Arctic Ocean is largely a carbon sink, parts are also a source of atmospheric carbon dioxide

carbon, Carbon
While the Arctic Ocean is largely a carbon sink researchers find parts are also a source of atmospheric carbon dioxide For the past three decades as the climate has warmed the massive plates of sea ... - Read More

Industrial age helps some coastal regions capture carbon dioxide, surprise finding shows

carbon, Carbon dioxide, Carbon dioxide, Carbon
Coastal portions of the world's oceans once believed to be a source of carbon dioxide CO2 to the atmosphere are now thought to absorb as much as two thirds more carbon than they emitted in ... - Read More

Living desert underground: In perpetual darkness of limestone cave, surprisingly diverse ecosystem of microbes

Ecosystem, Ecosystem
Hidden underneath the hilly grasslands studded with ocotillos and mesquite trees in southeastern Arizona lies a world shrouded in perpetual darkness Kartchner Caverns a limestone cave system renowned for its untouched cave formations sculpted over ... - Read More

How scavenging fungi became a plant's best friend

Fungi
Glomeromycota is an ancient lineage of fungi that has a symbiotic relationship with roots that goes back nearly 420 million years to the earliest plants More than two thirds of the world's plants depend on ... - Read More

Inner workings of bacterial black box caught on time-lapse video

Time
Cyanobacteria found in just about every ecosystem on Earth are one of the few bacteria that can create their own energy through photosynthesis and fix carbon from carbon dioxide molecules and convert it into fuel ... - Read More

Impacts of plant invasions become less robust over time: Invasive plants are more likely to be replaced by other 'invasives'

Time
Among the most impressive ecological findings of the past 25 years is the ability of invasive plants to radically change ecosystem function Yet few if any studies have examined whether ecosystem impacts of invasions persist ... - Read More

Evidence of 3.5-billion-year-old bacterial ecosystems found in Australia

Ecosystems
Reconstructing the rise of life during the period of Earth's history when it first evolved is challenging Earth's oldest sedimentary rocks are not only rare but also almost always altered by hydrothermal and tectonic activity ... - Read More

Staggering turbines improves performance 33%

Ocean, Ocean
Research into the best ways to arrange wind turbines has produced staggering results quite literally The University of Delaware's Cristina Archer and her Atmosphere and Energy Research Group found that staggering and spacing out turbines ... - Read More
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