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 ...

Earth's forests are concealing about 9,200 species of trees that scientists have not yet discovered, according to a new estimate. More than 100 scientists from all over the world built the largest ...

New study estimates how many trees there are on Earth. — -- How many trees are there on Earth? It's the ultimate estimation game, but a group of Yale researchers believe they have arrived at the ...

Big Easy Tree Removal announces the availability of free estimates for tree work, allowing property owners to request a no-charge quote before authorizing service. The company characterizes the offer ...