Even if you have seen it in photos, almost no one can answer if asked, "Is that ultimately natural, or is it the work of ...

For thousands of years, one tree species defined the cultural and ecological identity of what is now the American South: the longleaf pine. The forest once stretched across 92 million acres from ...

Teams of state foresters are scrambling to clear beetle-killed trees from hillsides near residential communities to reduce fuels for fire, one dead tree at a time. The cost to state taxpayers: $10,000 ...

Pine forests across the country are turning red as they wither and die from infection by the pine wood nematode. The nematode ...

Getting your Trinity Audio player ready... Vast swaths of the ponderosa pine forests that blanket Colorado’s Front Range mountains could turn rust-colored and die over the next five years as pine ...

Boulder wants to sue oil companies for financial damages from global warming.

Many of the once-green pine trees along roadways in Suffolk County have turned yellow and orange, evidence that they are dying. They're victims of the southern pine beetle, an invasive insect no ...