Tuesday, March 20, 2012
Vernal Equinox (First Day of Spring)
What is the Vernal Equinox?
http://www.almanac.com/content/first-day-spring-vernal-equinox
Click here to see the earth's rotation on the Equinox.
http://vortex.plymouth.edu/sun/sun3b.html
http://vortex.plymouth.edu/sun/sun3c.html
http://vortex.plymouth.edu/sun/sun3d.html
Find and read a poem you like about spring:
http://www.poetryfoundation.org/spring-poems
Wednesday, March 14, 2012
Measuring your Carbon Footprint
How to Reduce your Carbon Footprint
Carbon Calculators
http://icountcarbon.net/index.htmhttp://www.nature.org/greenliving/carboncalculator/
http://www.footprintnetwork.org/en/index.php/GFN/page/calculators/
Carbon calculators for Kids
http://www.cooltheworld.com/kidscarboncalculator.php
Click below to measure the Carbon Footprint in 1900
http://icountcarbon.net/1900_carbon_footprint.htm
Click below to measure the Carbon Footprint in 1750
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