Global Warming

Jeffrey Sachs is a professor and director of the Center for Sustainable Development at Columbia University. The opinions expressed in this commentary are those of the author; view more opinion articles on CNN. (CNN)For the second time in two weeks, Presiden…

Global warming: How important is the rainforest in limiting global warming?

From the school strikes for climate, to Extinction Rebellion protests and calls for a Green New Deal, citizens around the world are putting pressure on their governments to prevent global warming more than 2°C above pre-industrial levels. In the U.K., these …

1.5 degrees Keeping the rise in global average temperature below 1.5 degrees Celsius will avoid the worst impacts of climate change, scientists say. Thats compared with pre-industrial times. The world has already warmed about 1C since then. 2 d…

The little packs emitted radio signals which could be picked up by towers along the insects migration route. The signals sent information about speed and distance back to researchers. Knight explained the bugs breeding habits and the areas they stay in winte…

The little packs emitted radio signals which could be picked up by towers along the insects migration route. The signals sent information about speed and distance back to researchers. Knight explained the bugs breeding habits and the areas they stay in winte…

We have heard for years that planting trees can help save the world from global warming. That mantra was mostly a statement of faith, however. Now the data finally exist to show that if the right species of trees are planted in the right soil types across the…

The highest temperature ever recorded at Anchorages official station was 85 degrees, while other stations in the area have gone a couple of degrees higher. Bob Clay, a meteorologist with the National Weather Service, said forecasters expected a high-pressure …

After a series of unusually hot summers, France and other parts of Europe last week experienced another intense heatwave that broke temperature records across the continent. For one group of climate scientists, the event presented a rare opportunity: to rapi…

The number, so far, is over 147 million dead. California's expansive forests have experienced a profound tree die-off since 2010, exacerbated by a long drought between 2012 and 2015. These pine trees are tough, though, and have evolved to withstand parched y…