The Galapagos Islands are among the most stunning places on earth. The unparalleled biodiversity and spectacular wildlife makes it a travel destination the world over. But it's also in big trouble. When I traveled there two years ago, I saw firsthand how a number of factors are putting the islands' delicate ecosystems in danger: invasive species threaten the local animal populations, more and more tourists are tromping through, and a burgeoning immigration from the mainland is straining the natural resources there and producing unmanageable waste. The islands w...Read the full story on TreeHugger