SAN FRANCISCO GATE: There’s striking new evidence that Earth’s atmosphere is increasingly saturated with carbon dioxide, the major gas from fossil fuel emissions that trigger climate change.
Measurements of the climate-changing gas by instruments high on a mountain in Hawaii and around the world show that global emissions from burning fossil fuels rose last month to levels higher than at any time in human history – and higher than it has been in hundreds of thousands of years.
“This should be taken as a warning,” said Ken Caldeira, an atmospheric scientist with the Carnegie Institution’s department of global ecology at Stanford University. “It is time to stop building things with tailpipes and smokestacks.” … (more)
