'Every Day is Earth Day' photo (c) 2013, USFWS Mountain-Prairie - license: https://creativecommons.org/licenses/by/2.0/

Here are three new additions to The Best Earth Day Sites:

Google has created a pretty need site called Nature’s Engineers.

Earth Day 2014: Lesson Plans, Reading Lists, and Classroom Ideas is from Edutopia.

Natural Heroes are a series of great public television films and educator resources.