Trees are so common that it’s easy to assume no one has ever counted them. Surprisingly, scientists have. While no one has physically counted every trunk and branch, researchers have combined ...

There are more than three trillion trees worldwide, but that’s only half as many as were around at the start of human civilisation, according to new research. The study, published today in Nature, ...

A study by an international team of researchers says that there are 3.04 trillion trees on Earth, roughly 422 trees per person. That number is about 7 times greater than previous estimates. But ...

More than 3 trillion trees now grow on Earth, seven times more than scientists previously thought. But it's also trillions fewer than there used to be, a new study concludes. A United ...

The good news: There are more than 3 trillion trees on Earth. The bad news: There has been a 46 percent drop in the number of trees since the dawn of human civilization. The tree census was done by a ...