People for the Planet Act of 2008 - Amends the Internal Revenue Code to establish in the Treasury the Environmental Protection Trust Fund to promote ecosystem restoration, reforestation, reclamation of timber roads in national forests, watershed protection, preservation of Great Lakes and other bodies of water, and funding of biodiversity partnerships. Allows individual taxpayers (other than nonresident aliens) to designate on their income tax returns a payment of $3 of their income tax liability to such Trust Fund.
Makes permanent the tax deduction for individual and corporate contributions of conservation easements.
Allows a tax deduction for reforestation expenditures.
Expresses the sense of Congress that the government should encourage biodiversity partnerships.