That's how challenging it can be for scientists to distinguish the tiny powdery pollen grains produced by fir, spruce and pine trees. But a new artificial ...

You can make some changes in your yard and still enjoy gardening. Many flowers, shrubs, trees, and grasses make very little or even no pollen. And some species produce it only in certain plants.

“It’s quite concerning, the amount of money they are getting paid and understanding their background,” said Rep. Cyndi Munson, D-Oklahoma City. “It doesn’t seem like they are there to ...

Arbor Day is April 25, marking a day of hope and appreciation for trees and all that they bring to the environment for those who celebrate. Trees help to reduce the erosion of topsoil caused by ...

A neighbor who witnessed the fire told CBS 21's Yasmine Cowan that the flames were as tall as the trees. The fire chief of the Nashville Volunteer Fire Department said when he arrived Thursday ...

Tiny seedlings will soon be used to replace trees burned during those devastating wildfires. Cal Fire has a reforestation center in Davis, where they grow row after row of trees. “It’s ...

A number of trees were severed at the base, while others were cut several feet above the pavement and a few were still connected to their trunks by just a thread of bark. Dozens of shade trees ...

What's next: City Councilwoman Ysabel Jurado introduced a motion Wednesday to increase fines for anyone who injures or cuts city trees. The city would consider tiered penalties based on the age ...

The researchers included more than 5 million measurements from individual trees across much of eastern North America and showed the rate at which introduced species are spreading has increased over ...

A teenage driver is dead after ramming into trees off the roadway in Maryland. It's believed that the 17-year-old driver was traveling south when, for unknown reasons, traveled off the roadway ...