Global Warming Archive
07 November 2013, 11:36 AM ET
Why would Nebraska's state legislators oppose learning how warming will affect state crops?
05 November 2013, 03:22 PM ET
Antarctica could hold 1.5-million-year-old ice that could be drilled to reveal the Earth's ancient climate history. An ice core of this age would be twice as old as the next oldest sample.
05 November 2013, 12:35 PM ET
Every fall, thousands of polar bears gather on the southwest banks of Hudson Bay, in Canada, to wait for sea ice to form so they can hunt. Now, thanks to the philanthropic media organization, anyone with an Internet connection can watch the an
05 November 2013, 12:25 PM ET
A global warming event about 50 million years ago led tiny ancestral horses to decrease in size by about 20 percent, new research suggests. This was the second instance in which warming caused decreases in mammal body size.
05 November 2013, 10:11 AM ET
Denali gets the do-it-yourself Google Street View treatment in order to monitor environmental changes in the park.
04 November 2013, 06:32 PM ET
After ten years, the cost of cutting carbon grows exponentially higher.
04 November 2013, 06:01 PM ET
Do your blue jeans come with a climate-change patina?
04 November 2013, 10:01 AM ET
When carbon dioxide is absorbed by the ocean, the water's acid level rises. If this level gets too high, some sea creatures that build protective shells can't grow as fast or even have their shells dissolve, threatening the entire food chain.
01 November 2013, 11:07 AM ET
Carbon dioxide emissions hit a record high in 2012, but could have been even higher, according to a new report. The increase in emissions was only 1.1 percent in 2012, compared to an average 2.9 percent over the past decade.
31 October 2013, 04:20 PM ET
Hurricane Sandy's powerful storm tide flooded 70 percent of New Jersey's historic submerged marshes. Now, geologists are plumbing for past storm records.
31 October 2013, 01:21 PM ET
Beach nourishment works, according to a detailed survey of New Jersey homes damaged by Hurricane Sandy. But protecting private property by replenishing storm-damaged beaches may be tilting at windmills.
30 October 2013, 05:37 PM ET
While billions of livestock contribute to global warming, farming improvements could counter that impact.
27 October 2013, 02:09 PM ET
Usually, the weather can't be predicted beyond five to 10 days. A new study has found a particular pattern of atmospheric circulation precedes heat waves by about 15 to 20 days.
21 October 2013, 03:02 PM ET
The Amazon rain forest's dry season lasts longer than it did 30 years ago, and the likely culprit is global warming, a new study finds.
18 October 2013, 03:04 PM ET
Countries tallying their total greenhouse gas emissions can now get a better estimate thanks to two new reports adopted this week by the Intergovernmental Panel on Climate Change.
16 October 2013, 02:15 PM ET
Rising sea levels are transforming Florida's Everglades. Plant communities that thrive in salt water are taking over along the coast.
16 October 2013, 02:09 AM ET
Can the social cost of carbon reveal the true value of alternative energy?
15 October 2013, 12:21 PM ET
The United States Supreme Court has agreed to hear a challenge to a key part of President Obama's plan to mitigate the effects of climate change.
13 October 2013, 01:00 PM ET
The ozone hole that opens up seasonally over Antarctica has knock-on effects in the atmosphere that lead to a warming effect over southern Africa.
11 October 2013, 06:03 PM ET
Are new EPA rules for power plants enough to counter carbon pollution?
11 October 2013, 09:58 AM ET
A blog post written by organizers of a UN climate talk in Poland has angered some campaigners, who say that it brings shame upon the meeting.
09 October 2013, 01:00 PM ET
In the next 10 years, the tropics will undergo "unprecedented" climate change effects, long before the Arctic sees big shifts, according to an analysis of global warming trends published today.
09 October 2013, 01:00 PM ET
This list of cities shows when local temperatures will exceed historical extremes recorded in the past 150 years.
09 October 2013, 09:02 AM ET
New standards will mean less memorization, more thinking in science class, say supporters. Even so, critics worry the standards for STEM classes will dumb down science education.
06 October 2013, 01:00 PM ET
Deep furrows on Antarctica's floating ice shelves mark arch-shaped channels melted out under the ice. Now, a new study suggests that in some spots, these grooves also signal where water drains from beneath Antarctica's giant ice sheets.
05 October 2013, 12:22 AM ET
A warming planet means warming oceans, with devastating effects.
03 October 2013, 05:14 PM ET
Solar panels are most efficient when the sun is beaming down on them at a direct angle, so flat panels are only at their best in the middle of the day. V3 Solar's cone shaped panels solve this problem and also dissipate the extra heat by spinning.
02 October 2013, 05:59 PM ET
The IPCC report has much to consider, but five key elements stand out.
02 October 2013, 04:19 PM ET
Global warming is the gradual heating of Earth's surface, oceans and atmosphere.
02 October 2013, 04:15 PM ET
The consequences of global warming are expected to be far-reaching, long-lasting and, in many cases, devastating.
01 October 2013, 06:53 PM ET
As plant species migrate, or die out, wildfires grow more unpredictable.
01 October 2013, 05:53 PM ET
For many Americans, climate change has already caused problems — from floods to fires to droughts — that need immediate solutions.
30 September 2013, 07:42 PM ET
As electric vehicles sell, what will be the impact on greenhouse-gas emissions?
30 September 2013, 02:25 PM ET
In order to get a rating exceeding LEED platinum standards, the PNC Plaza Tower in Pittsburg will utilizes an array of green technologies, including a double layer of glass that allows fresh air to circulate inside and an extensive sky garden.
30 September 2013, 01:50 PM ET
Chicago has invested $14 million into a mile and a half of one of the grittiest streets in the city to turn it into one of the greenest using reflective asphalt, smog-eating cement, 95 species of trees, wind and solar powered lights and much more.
30 September 2013, 01:41 PM ET
The National Ecological Observatory is a network of more than 100 sensors located across the country that will give scientists an 'EKG' for planet Earth, a crucial tool for monitoring environmental health in a changing global climate.