Salem: Seventh and eighth-graders at Saltonstall School work on a garden bed during the annual Earth Day festivities at their school. This year's celebration theme is "Think Globally - Act Locally." Photo by Mary Catherine Adams/Salem News May 12, 2010
, Salem: Seventh and eighth-graders at Saltonstall School work on a garden bed during the annual Earth Day festivities at their school. This year's celebration theme is "Think Globally - Act Locally." Photo by Mary Catherine Adams/Salem News May 12, 2010