why we celebrate earth day ?
why we celebrate earth day, importance of earth day, founder of earth day and what we can do for our planet earth.
00:11 earth Day celebrate on.
00:22 who is founder of earth day ?
00:45 In spring 1970, Senator Gaylord Nelson created Earth Day as a way to force this issue onto the national agenda.
01:37 Focus arear for earth day
02:55 Bhopal gas leak.
03:40 Chernobyl nuclear accident
04:13 gulf of Mexico oil spill
04:48 fukushima meltdown (japan)
05:26 how can we help to save our planet