Green travel may not be five-star, but take heart: tree-huts aren’t the only suitable eco-lodges. You can also minimize your impact by offsetting your carbon footprint or utilizing hybrid taxis in cities like New York which plans to have an all-hybrid fleet by 2012. Congestion-conscious London is also doing its part to go green. And if you’re still having trouble getting motivated, we’ve got some Earth-friendly inspiration for you.