Environmental Timeline

considered by some to be America's first environmentalist and the precursor to the sustainability concept. His book Man and Nature (1864) constituted an early work of ecology, and played a role in the creation of the Adirondack Park.

On September 30, 1890, the U.S. Congress passed a bill that essentially followed recommendations that Muir had suggested in two Century articles

After becoming president in 1901, Roosevelt used his authority to protect wildlife and public lands by creating the United States Forest Service (USFS) and establishing 150 national forests, 51 federal bird reserves, 4 national game preserves, 5 national parks, and 18 national monuments by enabling the 1906 American Antiquities Act. During his presidency,Theodore Roosevelt protected approximately 230 million acres of public land.

a United States federal law that funded irrigation projects for the arid lands of 20 states in the American West.

American forester and politician. Pinchot served as the first Chief of the United States Forest Service from 1905 until his firing in 1910

transferred the management of forest reserves from the General Land Office of the Interior Department to the Bureau of Forestry, henceforth known as the United States Forest Service.

makes it illegal for anyone to take, possess, import, export, transport, sell, purchase, barter, or offer for sale, purchase, or barter, any migratory bird, or the parts, nests, or eggs of such a bird

Leopold was influential in the development of modern environmental ethics and in the movement for wilderness conservation. His ethics of nature and wildlife preservation had a profound impact on the environmental movement, with his ecocentric or holistic ethics regarding land. He emphasized biodiversity and ecology and was a founder of the science of wildlife management.

a United States federal law that allowed the government to pay farmers to reduce production so as to conserve soil and prevent erosion.

Carson had written about how the reckless use of pesticides was contaminating the natural environment and slowly poisoning living things. ... Carson believed in her book