Atmospheric

Missing Polar Ice Can Give Us More Energy-- And Not In A Good Way

The setup to the classic Melting Ice Cube problem goes something like this: “Fifty grams of ice are melting in a 100-mililiter cup of 35-degree water.” Using simple principles of energy transfer, we can estimate what the final temperature of the water will ...

Article - Stephanie Pulford - Apr 15 2009 - 4:40pm

Global Cooling- What Would Earth Be Like?

Global warming gets all the press today but there was a time when pollution-caused global cooling was the concern- and if you map the planet's recent history, 90,000 out of every 100,000 years were ice ages and it's been 12,000 years since the la ...

Article - News Staff - Apr 18 2009 - 12:43pm

Osmium Levels Rising

Dartmouth researchers have determined that the presence of the rare element osmium is on the rise globally. They trace this increase to the consumption of refined platinum, the primary ingredient in catalytic converters, the equipment commonly installed in ...

Article - News Staff - Apr 21 2009 - 1:12pm

Steven Chu, Earth Day, Global Warming

Hank is worried about people who want to take us back to the stone age in response to environmental challenges. For my Earth Day post, here's someone who's talking sense (no, I'm not implying that Hank's not talking sense- he's blo ...

Blog Post - Michael White - Apr 22 2009 - 7:57pm

No Cap And Trade For Cows- Cut Methane In Livestock And Reduce Global Warming

Methane has 23X the warming impact of carbon dioxide and food production, including livestock, is a huge source of methane, spiking as larger world populations have led to increased production.   University of Alberta researchers say they have developed a ...

Article - News Staff - May 7 2009 - 4:50pm

Global Temperature Report For April 2009- Increased More Than The 20 Year Average

Global warming isn't spiking but the global composite temperature during April revealed an increase above the 20-year average for that month. The report is issued monthly as part of an ongoing joint project between The University of Alabama in Huntsvi ...

Article - News Staff - May 16 2009 - 12:23am

Reprogrammed Genes Due To Pollution Can Happen In As Little As 3 Days- Study

Exposure to particulate matter has been recognized as a contributing factor to lung cancer development for some time, but a new study indicates inhalation of certain particulates can actually cause some genes to become reprogrammed, affecting both the deve ...

Article - News Staff - May 17 2009 - 10:51am

"Holy Grail" Of Climate Change Science: First Direct Detections Of Biological Particles Within Ice Clouds

A team of atmospheric chemists say they have moved closer to what is considered the "holy grail" of climate change science;  the first-ever direct detections of biological particles within ice clouds.  The team, led by Kimberly Prather and Kerri ...

Article - News Staff - May 17 2009 - 1:20pm

Biological Clouds? Holy Grails Of Climate Change? Here's The Scoop

The “Holy Grail of Climate Change" press release about biomaterial found in Wyoming clouds has been making its way across the internet like a steady front.  ...

Article - Stephanie Pulford - May 19 2009 - 9:00am

Arctic Double Whammy- Carbon Release From Thawing Permafrost Could Be Greater Than Carbon Capture Of New Greenery

A study in Nature has helped define the potentially significant contribution of permafrost thaw to atmospheric concentrations of carbon, which have already reached unprecedented levels. A large amount of organic carbon in the tundra is stored in the soil a ...

Article - News Staff - May 27 2009 - 11:19pm