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Hace 1 día · The Indus Basin Irrigation System is the "largest contiguous irrigation system developed over the past 140 years" anywhere in the world. This has reduced the flow of water and by 2018, the average annual flow of water below the Kotri barrage was 33 billion cubic metres (43 × 10 ^ 9 cu yd), [56] and annual amount of silt discharged was estimated at 100 million tonnes (98 × 10 ^ 6 long tons).
Hace 1 día · The Russian Empire, also known as Imperial Russia or simply Russia, was a vast realm that spanned most of northern Eurasia from its proclamation in November 1721 until its dissolution in March 1917. At its height in the late 19th century, it covered about 22,800,000 square kilometres (8,800,000 sq mi), roughly one-sixth of the world's landmass, making it the third-largest empire in history ...
Hace 1 día · Savannah (/ s ə ˈ v æ n ə / sə-VAN-ə) is the oldest city in the U.S. state of Georgia and the county seat of Chatham County.Established in 1733 on the Savannah River, the city of Savannah became the British colonial capital of the Province of Georgia and later the first state capital of Georgia. A strategic port city in the American Revolution and during the American Civil War, Savannah ...
Hace 1 día · Types of carriers French aircraft carrier Charles de Gaulle (rear), and US Navy carrier USS Ronald Reagan conducting joint operations in the Persian Gulf; both with the CATOBAR configuration. General features. Speed is a crucial attribute for aircraft carriers, as they need to be able to be deployed quickly anywhere in the world and have to be fast enough to evade detection and targeting from ...
Hace 1 día · The San Francisco–Oakland Bay Bridge, known locally as the Bay Bridge, is a complex of bridges spanning San Francisco Bay in California. As part of Interstate 80 and the direct road between San Francisco and Oakland, it carries about 260,000 vehicles a day on its two decks. [3] [4] It includes one of the longest bridge spans in the United ...
Hace 1 hora · Initially ten or more miles apart, these two channels meet, and when they do, the water building between their levees is squeezed into a single channel – the Funnel – only 260 yards wide, constrained by levees 14 feet to 16 feet high….In concert with the denuded marshes, it could increase the local storm surge hitting the Intracoastal Waterway by 20 percent to 40 percent – a critical ...
Hace 1 hora · Wildfire burning in the Kaibab National Forest, Arizona, United States, in 2020.The Mangum Fire burned more than 70,000 acres (280 km 2) of forest.. A wildfire (or forest fire, bushfire) is an unplanned, uncontrolled and unpredictable fire in an area of combustible vegetation. Depending on the type of vegetation present, a wildfire may be more specifically identified as a bushfire (in ...
