Any hope of keeping Earth habitable now requires sucking carbon back out of the atmosphere, a new study found
ontinue warming for centuries. Arctic ice and permafrost are already on an irreversible path of melting.
ontinue warming for centuries. Arctic ice and permafrost are already on an irreversible path of melting.
There’s a stark contrast between the freezing temperatures of space and the relatively balmy atmosphere of Earth, and that contrast could help generate electricity, scientists say –…