News tagged with atmospheric co2

Who will pick up the bill? Possible job cuts and revenue loss as a result of ocean acidification

Ocean acidification, a direct result of increased CO2 emission, is set to change the Earth's marine ecosystems forever and may have a direct impact on our economy, resulting in substantial revenue declines and job losses.

Space & Earth / Environment

created Jun 01, 2009 | popularity 4.1 / 5 (39) | comments 4

How hot did Earth get in the past? Scientists uncover new information

The question seems simple enough: What happens to the Earth's temperature when atmospheric carbon dioxide levels increase? The answer is elusive. However, clues are hidden in the fossil record. A new study ...

Space & Earth / Earth Sciences

created Jul 05, 2011 | popularity 5 / 5 (18) | comments 52 | with audio podcast

World has five years to avoid severe warming: IEA

The world has just five years to avoid being trapped in a scenario of perilous climate change and extreme weather events, the International Energy Agency (IEA) warned on Wednesday.

Space & Earth / Environment

created Nov 09, 2011 | popularity 3.9 / 5 (22) | comments 62

Mankind using Earth's resources at alarming rate

Humanity would need five Earths to produce the resources needed if everyone lived as profligately as Americans, according to a report issued Tuesday.

Space & Earth / Environment

created Nov 24, 2009 | popularity 3.4 / 5 (25) | comments 74

High CO2 boosts plant respiration, potentially affecting climate and crops

The leaves of soybeans grown at the elevated carbon dioxide (CO2) levels predicted for the year 2050 respire more than those grown under current atmospheric conditions, researchers report, a finding that will ...

Space & Earth / Earth Sciences

created Feb 09, 2009 | popularity 4.3 / 5 (18) | comments 29

MIT slows concrete creep to a crawl

MIT civil engineers have for the first time identified what causes the most frequently used building material on earth — concrete — to gradually deform, decreasing its durability and shortening the lifespan of infrastructures ...

Technology / Engineering

created Jun 16, 2009 | popularity 4.9 / 5 (12) | comments 3

Ocean acidification linked to larval oyster failure

Researchers at Oregon State University have definitively linked an increase in ocean acidification to the collapse of oyster seed production at a commercial oyster hatchery in Oregon, where larval growth had ...

Space & Earth / Environment

created Apr 11, 2012 | popularity 4 / 5 (12) | comments 5 | with audio podcast

Climate experts debate strategies for reducing atmospheric carbon and future warming

(PhysOrg.com) -- Reducing carbon dioxide to safe levels may require extracting carbon from the air, says Cornell climate researcher.

Space & Earth / Environment

created Nov 25, 2009 | popularity 2.7 / 5 (15) | comments 26

Geoengineering could complement mitigation to cool the climate

The first comprehensive assessment of the climate cooling potential of different geoengineering schemes has been carried out by researchers at the University of East Anglia (UEA).

Space & Earth / Earth Sciences

created Jan 28, 2009 | popularity 2.5 / 5 (15) | comments 7

Plants Save the Earth from an Icy Doom (w/ Podcast)

(PhysOrg.com) -- Fifty million years ago, the North and South Poles were ice-free and crocodiles roamed the Arctic. Since then, a long-term decrease in the amount of CO2 in the atmosphere has cooled the Earth. ...

Space & Earth / Earth Sciences

created Jul 01, 2009 | popularity 3.8 / 5 (9) | comments 5

Declining mangroves shield against global warming

Mangroves, which have declined by up to half over the last 50 years, are an important bulkhead against climate change, a study released on Sunday has shown for the first time.

Space & Earth / Earth Sciences

created Apr 03, 2011 | popularity 3.9 / 5 (7) | comments 9

Ancient plant-fungal partnerships reveal how the world became green

Prehistoric plants grown in state-of-the-art growth chambers recreating environmental conditions from more than 400 million years ago have shown scientists from the University of Sheffield how soil dwelling fungi played a ...

Biology / Plants & Animals

created May 15, 2012 | popularity 5 / 5 (5) | comments 2 | with audio podcast

Environmental group measures methane seeps in the Arctic

(Phys.org) -- A team of researchers, led by Katey Walter Anthony, of the University of Alaska, has been studying and mapping so-called seeps, holes in lake ice near the edges of glaciers where methane is bubbling ...

Space & Earth / Earth Sciences

created May 21, 2012 | popularity 5 / 5 (4) | comments 2 | with audio podcast report

Oceans absorbing carbon dioxide more slowly, scientist finds

The world's oceans are absorbing less carbon dioxide (CO2), a Yale geophysicist has found after pooling data taken over the past 50 years. With the oceans currently absorbing over 40 percent of the CO2 emitted by human activity, ...

Space & Earth / Earth Sciences

created Nov 24, 2009 | popularity 3 / 5 (6) | comments 9

New method of measuring ocean CO2 uptake could lead to climate change 'early warning system'

An international team of scientists led by the University of East Anglia (UEA) has developed a new method of measuring the absorption of CO2 by the oceans and mapped for the first time CO2 uptake for the entire North Atlantic.

Space & Earth / Earth Sciences

created Dec 03, 2009 | popularity 1.7 / 5 (6) | comments 1