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11 September 2007 | ScienceNOW

More Good News for the Ozone Layer

by Phil Berardelli

New measurements show levels of potent ozone destroyer are receding

5 September 2007 | ScienceNOW

Another Asian Tsunami Threat Looms

by Richard A. Kerr

Megaquake could kill millions around Bay of Bengal

29 August 2007 | ScienceNOW

Breathing Space for Oxygen

by Betsy Mason

Volcanoes fill gap in understanding ancient Earth's atmosphere

10 August 2007 | ScienceNOW

Come Shine, Come Rain

by Phil Berardelli

Does the sunspot cycle drive East African rainfall?

5 June 2007 | ScienceNOW

No Easy Fix for Global Warming

by Phil Berardelli

Schemes to make the planet more reflective could backfire catastrophically

31 May 2007 | ScienceNOW

Rain, Rain, Here to Stay

by Sarah C. P. Williams

Global warming has led to more rain and other precipitation over the last 2 decades

22 May 2007 | ScienceNOW

More Carbon per Kilowatt

by Eli Kintisch

Study finds that greenhouse gas emissions are soaring

4 May 2007 | ScienceNOW

Price Tags for Fighting Climate Change

by John Bohannon

IPCC releases an array of affordable approaches to combating global warming

1 May 2007 | ScienceNOW

Smog Takes a Holiday

by Phil Berardelli

Temporarily restricting traffic quickly improved air quality in Beijing

18 April 2007 | ScienceNOW

Deadly Downside to Ethanol

by Jocelyn Kaiser

Converting automobiles to biofuel would cause slight uptick in morbidity from smog

10 April 2007 | ScienceNOW

Careful Where You Plant That Tree

by John Simpson

Putting a tree in the wrong location could warm, rather than cool, Earth

6 April 2007 | ScienceNOW

Worse to Come From Global Warming

by Richard A. Kerr

An international panel sees increasing damage from greenhouse warming, especially for the poor

2 April 2007 | ScienceNOW

Court Sees C0₂ Auto Emissions as Pollutant

by Eli Kintisch

Supreme Court backs states opposing Bush Administration policy

21 March 2007 | ScienceNOW

Gore Takes on Congress

by John Simpson

Former vice president presses government to fight global warming

16 March 2007 | ScienceNOW

Soil Won't Save Us

by Betsy Mason

Microbes may hinder ground's ability to soak up excess carbon dioxide

6 March 2007 | ScienceNOW

Clouds, Made in China

by Noreen Parks

Asian pollution may trigger stronger Pacific storms

5 March 2007 | ScienceNOW

Dodging a Warming Bullet

by Phil Berardelli

Banning CFCs has removed a whole lot of greenhouse potential from the atmosphere

17 February 2007 | ScienceNOW

Climate on the Rocks

by Eli Kintisch

Analysis of vanishing glacier highlights perilous future of tropical ice

8 February 2007 | ScienceNOW

The Good Greenhouse

by Phil Berardelli

Carbon dioxide might have once saved the planet

2 February 2007 | ScienceNOW

It's Getting Hotter in Here ... And It's Your Fault

by Richard A. Kerr

A major international assessment pins the changing climate on humans, with worse news to come

12 December 2006 | ScienceNOW

Heads Up for Space Junk!

by Phil Berardelli

Atmospheric warming could increase threats to orbiting spacecraft

11 December 2006 | ScienceNOW

Nuclear Winter Lite

by Phil Berardelli

Even a small exchange of WMD could create significant climate effects

31 October 2006 | ScienceNOW

A Sunshade for Planet Earth

by Jocelyn Kaiser

Launching trillions of tiny screens into space could ward off global warming

20 October 2006 | ScienceNOW

Ozone Hole Biggest Yet

by Phil Berardelli

Scientists worry about DNA damage to those in southern hemisphere

13 September 2006 | ScienceNOW

Don't Blame the Sun

by Dan Whipple

Increases in solar activity play no role in global warming

17 August 2006 | ScienceNOW

Hurricanes Heating Up

by Phil Berardelli

Global warming linked to greater hurricane intensity

8 August 2006 | ScienceNOW

A Better Carbon Dioxide Trap?

by Kim Krieger

Researchers propose stashing greenhouse gas under the waves

14 July 2006 | ScienceNOW

Downpours Demystified?

by Adrian Cho

Speed differences between airborne water droplets may explain sudden cloudbursts

27 June 2006 | ScienceNOW

Blame the Heat

by Noreen Parks

Global warming may be responsible for record 2005 hurricane season

26 June 2006 | ScienceNOW

Supreme Court to Tackle Warming

by Eli Kintisch

Arguments this fall will probe carbon dioxide's status as pollutant

22 June 2006 | ScienceNOW

It Has Indeed Gotten Warm in Here

by Richard A. Kerr

An NRC report confirms that a controversial study got the past millennium's climate basically right: It's right warm now

12 June 2006 | ScienceNOW

On Mars, No One Can Hear You Scream

by Kim Krieger

Sound travels much shorter distances on Red Planet than on Earth

26 May 2006 | ScienceNOW

Slip Sliding Away

by Phil Berardelli

Earth's jet streams are drifting toward the poles

26 May 2006 | ScienceNOW

New Forecast: Hot and Hotter

by Noreen Parks

Rising temperature could compound the greenhouse effect

17 May 2006 | ScienceNOW

African Glaciers: Going, Going ...

by Noreen Parks

Disappearance of famed ice cover could have devastating effects on region

3 May 2006 | ScienceNOW

Global Warming Slows the Winds

by Betsy Mason

Study blames human activity for weaker circulation of tropical air over the Pacific

15 February 2006 | ScienceNOW

Global Warming Is No Sweat--for Plants

by John Bohannon

Increased CO₂ levels inhibit plant perspiration and decrease available fresh water

13 February 2006 | ScienceNOW

Ozone "Recovery" May be Solar Trick

by Naila Moreira

Intense radiation from the sun, not CFC ban, could account for increased ozone

9 December 2005 | ScienceNOW

Lightning Has a Long-Distance Conversation

by Mason Inman

Space shuttle videos suggest lightning bolts can 'coordinate' strikes over hundreds of kilometers

8 December 2005 | ScienceNOW

No More Sleigh-Rides

by Kim Krieger

Climatologist simulates a world without snow

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