Category Archives: Earth Science

The Science of Garbage

What do your students know about garbage? Standards-based, 5-day lesson plan from the National Science Teachers Association (NSTA). Learn More 00000

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Trust for Public Land’s ParkScore Index

The Trust for Public Land’s ParkScore® index is the most comprehensive rating system ever developed to measure how well the 100 largest U.S. cities are meeting the need for parks. Cities can earn a maximum ParkScore of 100. Points are … Continue reading

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Why Do Autumn Leaves Change Color?

Scientific American editor Mark Fischetti explains how the leaves of deciduous trees perform their annual chameleon act, changing from various shades of green to hues of bronze, orange and brilliant red. Why Do Autumn Leaves Change Color? Wonderful video on … Continue reading

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What is Wind?

Wind is everywhere- the air is constantly moving, sometimes gently, sometimes violently. Find out how pressure, temperature and rotation of the earth come together to make wind. 00000

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Explore the Intricate Life of a Tree

Help students appreciate the critical role trees play in sustaining life on Earth with this interactive from the National Arbor Day Foundation. Did you know that a tree’s rings can provide a record of the environmental factors that affected its … Continue reading

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Fracking fallout: 7.9 million at risk of man-made earthquakes

People in parts of Colorado now face the same earthquake risk as those in California. Government scientists believe these quakes are mostly triggered by human activity, primarily the disposal of waste water as part of oil and natural gas drilling. Learn … Continue reading

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NEW Environmental Issues Forums

The North American Association for Environmental Education has launched a new program. Environmental Issues Forums (EIF) provides tools, training, and support for engaging adults and students in meaningful, productive discussions about sticky issues that affect the environment and communities. Climate Choices: … Continue reading

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Gravitational Waves Explained

Have Gravitational Waves finally been detected? Physicists Umberto Cannella and Daniel Whiteson explain what they are and why they’ll cause a big ripple in our understanding of the Universe. 00000

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How deep is the Ocean?

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7 Space Simulators That Let You Explore the Universe

Space Simulators – A handful of excellent space simulators use real astronomical data to re-create the known universe in three dimensions. Fly through the galaxy at ludicrous speeds, map out humanity’s best hope for extrasolar colonization, or mess with physics … Continue reading

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