Since a gasoline lawn mower used for one hour equals greenhouse gas emissions equivalent to a car driven 300 miles, home owners may want to consider changing more of the lawn into trees and perennial plants.  Or maybe even converting to low maintenance meadow...

Recycling plastic is a major problem since it is more cost effective to produce and throw away than to recycle.  A new procedure is to “upcycle” plastic which releases polyethylene that is found in such products as bulletproof vest, food packaging and water pipes. ...