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- Info
Agriculture and Environment Center
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All the Water on Planet Earth
May 17, 2012
How much of planet Earth is made of water? Very little, actually. Although oceans of water cover about 70 percent of Earth's surface, these oceans are shallow compared to the Earth's radius. The above illustration shows what would happen if all of the water on or near the surface of the Earth were bunched up into a ball. The radius of this ball would be only about 700 kilometers, less than half the radius of the Earth's Moon, but slightly larger than Saturn's moon Rhea which, like many moons in our outer Solar System, is mostly water ice. How even this much water came to be on the Earth and whether any significant amount is trapped far beneath Earth's surface remain topics of research.
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All the Water on Planet Earth
May 17, 2012
How much of planet Earth is made of water? Very little, actually. Although oceans of water cover about 70 percent of Earth's surface, these oceans are shallow compared to the Earth's radius. The above illustration shows what would happen if all of the water on or near the surface of the Earth were bunched up into a ball. The radius of this ball would be only about 700 kilometers, less than half the radius of the Earth's Moon, but slightly larger than Saturn's moon Rhea which, like many moons in our outer Solar System, is mostly water ice. How even this much water came to be on the Earth and whether any significant amount is trapped far beneath Earth's surface remain topics of research.
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SRBC Technical Reports on Water Quality Monitoring, Water Availability, Mine Drainage and Other Topics Available Online
May 15, 2012
HARRISBURG, Pa. – Among its major responsibilities, the Susquehanna River Basin Commission (SRBC, www.srbc.net) is a leader in data collection and analysis for water quality monitoring, mine drainage and water resource availability. SRBC makes its findings readily available to the public both on-line and through printed publications. SRBC’s more recent technical reports available online or by requesting printed copies.
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SRBC Technical Reports on Water Quality Monitoring, Water Availability, Mine Drainage and Other Topics Available Online
May 15, 2012
HARRISBURG, Pa. – Among its major responsibilities, the Susquehanna River Basin Commission (SRBC, www.srbc.net) is a leader in data collection and analysis for water quality monitoring, mine drainage and water resource availability. SRBC makes its findings readily available to the public both on-line and through printed publications. SRBC’s more recent technical reports available online or by requesting printed copies.
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Water Quality Scams
May 14, 2012
A recent article brought to mind how easy it is to be confused about water quality issues as well as potentially lose a lot of money doing things we don’t need to be doing.
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