Detailed observations of 86 different tree species show the movement.
climate change
Worrisome new rift found in Antarctica ice shelf
The potential breakaway of a massive chunk might destabilize the ice shelf and cause it to fall apart, scientists say.
Climate accord decision still in limbo
The White House postponed a meeting aimed at hashing out differences on the Paris pact.
Scientists take to Maine’s streets on Earth Day
The March for Science planned for Saturday – Earth Day – leaves scientists, more attuned to facts than acts of protest, with the question: go, or no?
Maine’s attorney general says bill to protect climate change views is unneccessary
A conservative lawmaker who authored the bill says it’s meant to stop Attorney General Janet Mills from suppressing free speech.
Trump moves decisively to wipe out Obama’s climate change record
The order will mandate a review of the Clean Power Plan, which restricts greenhouse gas emissions at coal-fired power plants.
N.Y. attorney general says Tillerson used email alias at Exxon
The claim comes in a protracted legal dispute in which Exxon seeks to derail probes by New York and Massachusetts into whether the company misled investors for years about the possible impact of climate change on its business.
U.S. leaders fiddle while rest of world seeks climate action
The new administration stands apart from most Americans, in surveys, and the international community on the need to reduce greenhouse gas emissions.
Movies + sustainability: The birds and bees star in 8 movies we think you should see
On Oscar weekend, Source staffers give their picks for the best films about climate change, Greenpeace and vanishing species.
Bridging chasms: An open letter in support of science
Why do we believe cancer research but not climate research?