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DK Science: Water

ABUNDANCE OF WATERDRINKING WATERHYDROGEN BONDFIND OUT MOREThe simple combination of two hydrogen atoms and one oxygen atom creates a water molecule (H2O). Water is the most common compound on…

The Chemistry of Biology: Water

WaterThe Chemistry of BiologyIntroductionAtomic TheoryChemical Reactions: Ionic, Covalent, and Polar Covalent BondsWaterOrganic ChemistryCarbohydratesLipidsProteinsNucleic AcidsVitamins and Minerals…

Top Ten Most Polluted Places in the World, 2006

This Top Ten list was compiled by the Technical Advisory Board of the Blacksmith Institute, an environmental NGO based in New York. The criteria used in ranking the include the size of the affected…

Environment

Crisis in the Ocean: How Technology Can Help Earth Day Recycling Facts What Is the Environment? Global Warming The Greenhouse Gas Effect Earth Timeline: How…

Olympic Preview: Water Polo

First Olympic Appearance: 1900 by John Gettings and Mark Zurlo Related Links Olympics Overview 2012 Encyclopedia: Water Polo   Although it…

The Largest Body of Fresh Water

The Question: Could you tell me what the largest body of fresh water is in the world? The Answer: The largest freshwater lake in the world is…

Water in New York City

The Question: How much water (in gallons) does New York City consume in one day? The Answer: According to the New York City Department of Environmental…

Behavior and Structure of Water Molecules

This video demonstrates the behavior of water molecules under different circumstances that affect their structure and molecular bonds. A glass of water is poured through a paper towel into a second…

Why Build Green?

Helping the environment with solar-powered heat and bamboo roofs by Liz Olson Related Links Top Ten Greenest Buildings in the U.S. Earth Day A Warming…

Derwent Water

(Encyclopedia) Derwent Water, lake, 3 mi (4.8 km) long and 1 mi (1.6 km) wide, Cumbria, NW England, formed by a widening of the River Derwent. It is surrounded by wooded hills, with the Lodore (c.90…