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A National Parkway is a designation for a protected area in the United States given to scenic roadways with a protected corridor of surrounding parkland. National Parkways often connect cultural or historic sites. [1] The U.S. National Park Service manages the parkways.
Advanced Placement (AP) Environmental Science (also known as APES, AP Enviro, AP Environmental, AP Environment, or AP EnviroSci) is a course and exam offered by the American College Board as part of the Advanced Placement Program to high school students interested in the environmental and natural sciences. AP Environmental Science was first ...
CED-9 encodes the apoptosis regulator CED-9 protein which is an important negative regulator protein in the apoptosis pathway of C. elegans. [9] The protein consists of 280 amino acids and has a molecular weight of 31824.42 Da. [ 10 ] The structure of this protein has been solved using X-ray diffraction revealing 9 Helices , 2 Beta strands ...
The United States has 63 national parks, which are congressionally designated protected areas operated by the National Park Service, an agency of the Department of the Interior. [1] National parks are designated for their natural beauty, unique geological features, diverse ecosystems, and recreational opportunities, typically "because of some ...
Silent Spring - environmental science book by Rachel Carson published in 1962 that inspired the environmental movement and later led to the creation of the U.S. Environmental Protection Agency in 1970. simple living - a lifestyle individuals may pursue for a variety of motivations, such as spirituality, health, or ecology. Others may choose ...
America had its own conservation movement in the 19th century, most often characterized by George Perkins Marsh, author of Man and Nature.The expedition into northwest Wyoming in 1871 led by F. V. Hayden and accompanied by photographer William Henry Jackson provided the imagery needed to substantiate rumors about the grandeur of the Yellowstone region, and resulted in the creation of ...
The Foothills Parkway is a national parkway which traverses the foothills of the northern Great Smoky Mountains in East Tennessee, located in the southeastern United States. The 72.1-mile (114 km) parkway will connect U.S. Route 129 (U.S. 129) along the Little Tennessee River in the west with Interstate 40 (I-40) along the Pigeon River in the east.
The road between Jarman Gap and Rockfish Gap was built as part of the Blue Ridge Parkway and was completed on August 11, 1939, at a cost of $358,636 (equivalent to $6.17 million in 2023, [16]). This section of the Blue Ridge Parkway was given to Shenandoah National Park in 1961 and became the southernmost portion of Skyline Drive. [13]