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Glacier Bay
Glacier Bay Basin in southeastern Alaska, in the United States, encompasses the Glacier Bay and surrounding mountains and glaciers, which was first proclaimed a U.S. National Monument on February 25, 1925, and which was later, on December 2, 1980, enlarged and designated as the Glacier Bay National Park and Preserve under the Alaska National Interest Lands Conservation Act, covering an area of 3,283,000 acres (1,329,000 ha). In 1986, UNESCO declared an area of 57,000 acres (23,000 ha) within a World Biosphere Reserve. This is the largest UNESCO protected biosphere in the world. In 1992, UNESCO included this area as a part of a World Heritage site, extending over an area of 24,300,000-acre (98,000 km2) which also included the Wrangell-St. Elias National Park, Kluane National Park (Canada) and Tatshenshini-Alsek Park (Canada). Part of the National Park is also designated a Wilderness area covering 2,658,000 acres (1,076,000 ha). Current glaciers cover an area 1,375 square miles ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Landsat Program
The Landsat program is the longest-running enterprise for acquisition of satellite imagery of Earth. It is a joint NASA / United States Geological Survey, USGS program. On 23 July 1972, the Landsat 1, Earth Resources Technology Satellite was launched. This was eventually renamed to Landsat 1 in 1975. The most recent, Landsat 9, was launched on 27 September 2021. The instruments on the Landsat satellites have acquired millions of images. The images, archived in the United States and at Landsat receiving stations around the world, are a unique resource for global change research and applications in agriculture, cartography, geology, forestry, regional planning, surveillance and education, and can be viewed through the U.S. Geological Survey (USGS) "EarthExplorer" website. Landsat 7 data has eight spectral bands with Image resolution#Spatial resolution, spatial resolutions ranging from ; the temporal resolution is 16 days. Landsat images are usually divided into scenes for easy do ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Joseph Whidbey
Joseph Whidbey Fellow of the Royal Society, FRS (1757 – 9 October 1833) was a member of the Royal Navy who served on the Vancouver Expedition 1791–95, and later achieved renown as a naval engineer. He is notable for having been the first European to discover and chart Admiralty Island in the Alexander Archipelago in 1794. Little is recorded of Whidbey's life before his warranting as a sailing master in 1779. After years of service during the War of American Independence, he received a peacetime appointment to , where with then-Lieutenant George Vancouver, he conducted a detailed survey of Port Royal. ''Europa'' Ship decommissioning, paid off, but Whidbey soon gained a berth, along with Vancouver, in the newly built . During the Nootka Crisis, both men were transferred to , but returned to ''Discovery'' and departed for the northwest coast of America. In 1792, Whidbey accompanied Lieutenant Peter Puget in small boats to explore what was later named Puget Sound. On 2 June, t ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
