“Plant for the Planet: Billion Tree Campaign” by UNEP

The United Nations Environment Programme (UNEP) initiated a major worldwide tree planting campaign People, communities, business and industry, civil society organizations and governments are encouraged to pledge on the web with the objective of planting at least one billion trees in 2007.Sorce:http://www.unep.org/billiontreecampaign/ and pledges online here http://www.unep.org/billiontreecampaign/pledges/