A warming Arctic can stretch the polar vortex, a high-altitude air ribbon, one says. The “wobble” can disrupt the jet stream, causing extreme cold in the East.
The UK has been warned that cutting climate financing for poorer countries would be an “act of self-harm” that would hinder its global influence and damage food security.
Solar power is expanding rapidly across Africa, with some countries now generating a significant share of electricity from the sun, but energy poverty, battery risks and rising costs threaten future growth.
A year ago, federal support for scientific research appeared to be crumbling. But thanks to Congress and several lawsuits, scientists’ worst fears haven’t come to pass.
