I think maybe an appropriate term would be anthroform? I feel an argument can be made that whatever form the earth is in, it's terraformed almost by tautology,

I think maybe an appropriate term would be anthroform? I feel an argument can be made that whatever form the earth is in, it's terraformed almost by tautology, but the kind of planetary gardening projects we must engage in to keep it in a good shape for /humans/ is to give the earth a particular form for us.