Start celebrating Earth Day, which falls on April 22
Where: Discovery Green, downtown, near McKinney and Crawford
When: 9 a.m. to 6 p.m. Saturday; an Earth Day 5K run begins at 8 a.m.
Information: For more on the event and 5K, go to www.earthdayhouston.org
All the events are free. Most of the activities will be divided into zones:
• Air Zone includes smelly scavenger hunts for hidden air-pollution sources and a find-it-and-fix-it leak-detection test.
•Land Zone offers activities to help people with the four R’s: reduce, reuse, recycle and respect the Earth.
•Water Zone involves interactive activities, a look at a pile of trash gathered from Houston’s bayous, games and puzzles.
•Renewable Energy Zone has solar ovens, displays and a microwave powered by solar and wind energy.
• Environmental Education Zone houses 30 local green nonprofits.
• Kids Energy Zone includes inflatables, recycled art and the Discovery Green playground.