Atmospheric

Highly Reactive Molecular Chlorine Found In Arctic Atmosphere

CO2 gets most of the attention these days but it is not the only pollution the Arctic faces. The environment is complex and the daisy chain of effects is unclear. That's why researchers who measured molecular chlorine levels in the Arctic in the spri ...

Article - News Staff - Jan 13 2014 - 12:40pm

The Public Is Against Geoengineering The Climate

Members of the public generally have a negative view of climate engineering, the deliberate large-scale manipulation of the environment to counteract climate change, according to a new paper. This makes some sense. If we can't predict the weather a w ...

Article - News Staff - Jan 13 2014 - 3:09pm

These 7 Nations Are Global Warming's Biggest Offenders

When it comes to global warming, there are seven big contributors: China is obviously number one, but exempt from climate treaties, as is India and Brazil. Also leading are the United States, gradually weaning itself off of the coal increases that occurre ...

Article - News Staff - Feb 1 2014 - 8:26pm

Colby Fire In Southern California Seen By MODIS

A wildfire started by three vagrants with drugs in their possession spread quickly in the foothills northeast of Los Angeles on January 16th, 2014. The plume of ash and smoke blanketed much of the metropolitan area and prompted air quality warnings, along ...

Article - News Staff - Jan 17 2014 - 4:12pm

Pollution In China Is So Bad You Can See It From Space

How bad is pollution in China? So bad you can see it from space. Wait, can't you do that in the US? Anyone who has flown into Los Angeles in the morning surely sees pollution.  This is different. And worse. Plumes of several anthropogenic pollutants, ...

Article - News Staff - Jan 21 2014 - 4:55pm

Mass Acceptance Of Electric Cars Would Have Little Impact On US Emissions

What if nearly half of the cars on the road today were replaced by the electric kind, those vehicles that environmentalists and electric vehicle marketing groups claim are "90% efficient" and worth the extra cost? How much better would our emiss ...

Article - News Staff - Jan 21 2014 - 5:54pm

There Was A Time When CO2 Threatened To Be Too Low

The climate is a sensitive balancing act. There are a lot of knobs turning, making the future difficult to model. But trees have done a surprisingly good job adapting quickly to keep atmospheric carbon dioxide in a 'sweet' spot for plant life. A ...

Article - News Staff - Jan 23 2014 - 2:53pm

Tropical Tropopause Layer: Nature Will Selectively Buffer Human-Caused Global Warming

Don't count nature out yet. Some aspects of climate change are natural. And some mitigation will be also, according to researchers from the Hebrew University of Jerusalem, Johns Hopkins University in the US and NASA’s Goddard Space Flight Center. As t ...

Article - News Staff - Feb 3 2014 - 1:14pm

Evaluating Numerical Weather Prediction Models

How are accurate are the world's most advanced weather forecasting models? They perform okay, at least when it comes to predicting the very near future.  Two University of Iowa researchers, David Lavers and Gabriele Villarini, evaluated rainfall fore ...

Article - News Staff - Feb 6 2014 - 9:31pm

Sulfate Geoengineering To Mitigate Climate Change: If You Start, Don't Stop

Policy makers are in constant discussion about a range of climate change mitigation possibilities and among the least understood are geoengineering methods. The injection of sulfate particles into the atmosphere to reflect sunlight and curb the effects of ...

Article - News Staff - Feb 17 2014 - 11:09pm