To avoid further temperature increases, we would need to cut carbon pollution by 80 percent – to the amount we polluted in 1950.

This is the first entry of a three-part blog series by Rane Cortez highlighting her recent 10-day trip into Brazil’s Amazon rainforest, where she is working with local communities and experts on potential strategies to reduce carbon emissions from these forests.

Many of the plants and animals that share our world are already feeling climate change.

This year’s Super Bowl (XLV) features a big state, a big video screen and big plans for addressing the environmental impact of this big event.

A female polar bear faced with rapidly disappearing summer sea ice in the Beaufort Sea (north of Alaska), was forced to make a nine-day, 426-mile swim in search of sufficient ice.

The president’s State of the Union speech is a step forward for energy policy and its attendant benefits. We are in a race with time for energy security, a sustainable economy, and for reducing the impacts of carbon pollution. And forward is good.

As long as the storms get stronger and oceans continue to rise, we will need more and more restoration and ecosystem-based adaptation projects like Alabama’s oyster reef restoration.

There have been some good recent first steps by scientists that are helping to improve their communication on climate change.

Ifitweremyhome.com offers some surprising insights into how the United States uses energy and consumes oil in comparison to the rest of the world.

Florida has a lot to lose from climate change – and potentially much to gain by acting now.

The real race between China and the U.S., the one that really counts, is not one over who develops which technology first. It’s over when, where, and how the two countries choose to work together to combat climate change. The world is watching.

The Conservancy’s Frank Lowenstein writes a letter to NPR over Morning Edition’s lack of understanding about a crucial element of managing our risks from climate change.

The Nature Conservancy’s China program director Zhang Shuang comments on the carbon pollution and clean energy backdrop to Chinese President Hu Jintao’s visit to Washington, D.C.

We learned four lessons at the UN international climate negotiations last month in Cancun.

The bottom line is that carbon dioxide is being emitted by humans at a faster and faster rate every year. There is a lot that can and needs to be done to prevent major impacts of climate change from becoming the norm of the future.

What was actually agreed to in Cancun and what it means for the international climate negotiations.

An increase in natural disasters and the spread of disease are among the national security concerns expected to accompany climate change.