TEHRAN, Jul 1 - Throughout North America, Europe and Asia, beetles are blamed for large areas of forest where trees are dying. But a Florida entomologist says the bugs are just a symptom of the real problem -- climate change.
TEHRAN, Jan 20 -"Forests are critical from both social and ecological perspectives," researcher Winslow Hansen said. "The Greater Yellowstone region may be a very different place to live and visit over the next few decades."
TEHRAN, July 07 -A United Nations agricultural report Friday urges world governments to better manage shrinking forests , end deforestation and restore those that have been degraded.