Nevada's local governments are working to be sustainable...

* The City of Henderson has a sustainability program that includes a new program to install solar-powered trash compactors at city parks. Read more about the program here.

* Clark County has exchanged thousands of gas-powered lawn mowers for electric mowers that produce no on-site emissions. Learn about the program here.

* The City of Las Vegas operates a 1,500-vehicle fleet, 90 percent of which — 1,350 vehicles — runs on alternative-fuels. Read more here. The City also has a green building program and other sustainable initiatives.

* The city of Reno has a Keeping it Green! Web site with tips on saving energy and more.

* In May, the City of North Las Vegas passed a “GreeNLV” initiative to promote sustainability. Read more here.