Global Warming Awareness

by PTO Today Editors

12/16/2015

Students at Greenbrook Elementary in Danville, Calif., initiated an event in March 2009 to help raise awareness about global warming. They urged friends and relatives as far away as Sweden and England to shut off their lights for an hour on a specified day. More than 6,000 people reportedly took part.

<



Greenbrook Elementary, Danville, Calif