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News articles about "Ecosystem"

Tropical forests 'fix' themselves: Nitrogen fixation in tropics has far-reaching implications for global warming

Global warming, Nitrogen, nitrogen, Global warming
Tropical forests speed their own recovery capturing nitrogen and carbon faster after being logged or cleared for agriculture Researchers working at the Smithsonian Tropical Research Institute in Panama think the discovery that trees turn up ... - Read More

Model organism gone wild

organism, organism
Model organisms brought into labs because they are easy to work with adapt to the lab often shedding characteristics that allowed them to survive in the wild Scientists who work with model organisms rarely look ... - Read More

Carbon farming schemes should consider multiple cobenefits

Carbon markets and related international schemes that allow payments to landholders for planting trees sometimes called carbon farming are intended to support sequestration of carbon from the atmosphere But they will have harmful effects such ... - Read More

Climate change will upset vital ocean chemical cycles

Ocean, Climate change, Climate change, Climate, Ocean, climate
New research from the University of East Anglia shows that rising ocean temperatures will upset natural cycles of carbon dioxide nitrogen and phosphorus Plankton plays an important role in the ocean's carbon cycle by removing ... - Read More

Soil biodiversity will be crucial to future land management and response to climate change

Research by scientists at The University of Manchester and Lancaster shows maintaining healthy soil biodiversity can play an important role in optimising land management programmes to reap benefits from the living soil The findings published ... - Read More

Seasonal carbon dioxide range expanding as more is added to Earth's atmosphere

Carbon, Carbon dioxide, Carbon dioxide, Earth, Atmosphere, Atmosphere, carbon, earth
Levels of carbon dioxide in the atmosphere rise and fall each year as plants through photosynthesis and respiration take up the gas in spring and summer and release it in fall and winter Now the ... - Read More

Extreme weather events fuel climate change

Fuel, Weather
In 2003 Central and Southern Europe sweltered in a heatwave that set alarm bells ringing for researchers It was one of the first large scale extreme weather events which scientists were able to use to ... - Read More

First atlas on oceanic plankton

Ocean, organisms, Ocean, organisms
In an international collaborative project scientists have recorded the times places and concentrations of oceanic plankton occurrences worldwide Their data has been collected in a global atlas that covers organisms from bacteria to krill Oceans ... - Read More

It's not just the heat, it's the ozone: Hidden heat wave dangers exposed

Heat
During heat waves when ozone production rises plants' ozone absorption is curtailed leaving more pollution in the air This resulted in the loss of an estimated 460 lives in the UK in the hot summer ... - Read More

First global atlas of marine plankton reveals remarkable underwater world

marine, Marine
Under the microscope they look like they could be from another planet but these microscopic organisms inhabit the depths of our oceans in nearly infinite numbers To begin to identify where when and how much ... - Read More

Trees use water more efficiently as atmospheric carbon dioxide rises

Atmospheric
Spurred by increasing levels of atmospheric carbon dioxide forests over the last two decades have become dramatically more efficient in how they use water a Harvard study has found Studies have long predicted that plants ... - Read More

Declines in ecosystem productivity fueled by nitrogen-induced species loss

Nitrogen, Ecosystem, Ecosystem, nitrogen
Humans have been affecting their environment since the ancestors of Homo sapiens first walked upright but never has their impact been more detrimental than in the 21st century The loss of biodiversity has much greater ... - Read More

Global warming may affect soil microbe survival, with unknown consequences on soil fertility and erosion

Soil fertility
Arizona State University researchers have discovered for the first time that temperature determines where key soil microbes can thrive microbes that are critical to forming topsoil crusts in arid lands And of concern the scientists ... - Read More

Underwater springs reveal how coral reefs respond to ocean acidification

Ocean, Ocean
Ocean acidification due to rising carbon dioxide levels will reduce the density of coral skeletons making coral reefs more vulnerable to disruption and erosion according to a new study of corals growing where submarine springs ... - Read More

Predators affect the carbon cycle, study shows

A new study shows that the predator prey relationship can affect the flow of carbon through an ecosystem This previously unmeasured influence on the environment may offer a new way of looking at biodiversity management ... - Read More

'Cold snap' 116 million years ago triggered marine ecosystem crisis

Ecosystem, Ecosystem, marine, Marine
A cold snap 116 million years ago triggered a similar marine ecosystem crisis to the ones witnessed in the past as a result of global warming according to research published in Nature Geoscience The international ... - Read More

Global cooling as significant as global warming, study of marine ecosystems during Cretaceous period shows

Ecosystems
A cold snap 116 million years ago triggered a similar marine ecosystem crisis to the ones witnessed in the past as a result of global warming according to research published in Nature Geoscience The international ... - Read More

Secrets of biological soil crusts uncovered

biological
They lie dormant for years but at the first sign of favorable conditions they awaken This sounds like the tagline for a science fiction movie but it describes the amazing life cycles of microbial organisms ... - Read More

Rapid adaptation is purple sea urchins' weapon against ocean acidification

sea
In the race against climate change and ocean acidification some sea urchins may still have a few tricks up their spiny sleeves suggesting that adaptation will likely play a large role for the sea creatures ... - Read More

Deep biosphere harbors active, growing communities of microorganisms

Microorganisms, Biosphere
The deep biosphere the realm of sediments far below the seafloor harbors a vast ecosystem of bacteria archaea and fungi that are actively metabolizing proliferating and moving according a new study by scientists at Woods ... - Read More
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