Climate change increases potential for conflict and violence

Images of extensive flooding or fire-ravaged communities help us see how climate change is accelerating the severity of natural disasters. The devastation is obvious, but what is not as clear is the indirect effect of these ...

Cleantech investment down sharply in 2nd quarter

In another sign of the turbulence affecting cleantech, global clean technology venture investment dropped to $1.6 billion in the second quarter, down 14 percent from the previous quarter and 25 percent from the $2.1 billion ...

Climate flux matched Europe's social rise and fall

Ancient tree rings show links between climate change and major events in human history, like migrations, plagues and the rise and fall of empires, said a study this week in the journal Science.