Seeing the forest and the trees, all 3 trillion of them

A new Yale-led study estimates that there are more than 3 trillion trees on Earth, about seven and a half times more than some previous estimates. But the total number of trees has plummeted by roughly 46% since the start of human civilization, the study estimates.

Campus & Community

Special alumni weekend planned to celebrate 150 years of baseball

Saturday Sept. 26 will be an eventful day at the historic Yale Field. Not only will the Bulldogs play Wesleyan in an exhibition marking 150 years of the program's existence at Yale, but there will be numerous activities celebrating alumni of the baseball team. 

Events

The Pope's Other Jobs

Sept. 7 through Dec. 11

Donald Blumberg Photographs

Through Nov. 22

Videos

Yale Forestry & Environmental Study's Thomas Crowther talks about the study to map the world's... | Related story
Professor Ron Smith reflects on what the emerging El Niño portends for the “hiatus” discussion, and...
President Peter Salovey and Yale College Dean Jonathan Holloway urged the Yale community to join in... | Related story

Photo Galleries

After a day of orientation events, new faculty and their families were treated to a pizza party at...
“Dream Cloud,” a new exhibit at the Smilow Cancer Hospital at Yale-New Haven, features over... | Related story
President Peter Salovey and Yale College Dean Jonathan Holloway welcome the new freshman class and...