"First published by Houghton Mifflin in 1962, Silent Spring alerted a large audience to the environmental and human dangers of indiscriminate use of pesticides, spurring revolutionary changes in the laws affecting our air, land, and water. 'Silent Spring became a runaway bestseller, with international reverberations . . . [It is] well crafted, fearless and succinct . . . Even if she had not inspired a generation of activists, Carson would prevail...

Colorado Parks and Wildlife biologists did a field survey of boreal toads, a state endangered species, at Zimmerman Lake, Larimer County, CO. Each toad caught was check for the chytrid fungus, which attacks amphibians by destroying their skin, disrupting their immune systems and causing heart failure as a way to assess the health of the boreal toad population. The biologists collect the toads eggs to be hatched to restock in locations other locations...

The Colorado State Forest Service has designed this plan to provide a road map for improving forest health across Colorado in the coming decade. Major forest types in Colorado can be categorized by the dominant overstory vegetation; these include conifer-hardwood, conifer, mixed conifer, hardwood (primarily aspen), lodgepole pine, oak shrubland, piñon-juniper, ponderosa pine, riparian and spruce-fir.