The best sustainable hotels you can book with points

Despite the many benefits of travel, there's no denying it has adverse impacts as well, including on the environment. From the greenhouse gases emitted by heating and cooling hundreds of rooms to the countless tiny plastic shampoo bottles that end up in landfills, hotels are a major player in the travel industry's environmental footprint.But just as travelers are becoming increasingly aware of their adverse impacts, so are hotels. Many properties have taken small steps to reduce their impact, like installing smart thermostats or switching to large, refillable shampoo bottles. Every little bit counts, of course, but some properties are going even further.Here are 15 hotels leading the way in eco-consciousness — and the best part? You can book a stay at one of these fantastic properties using points.Related: The destinations doing sustainable tourism rightThe Capra, SwitzerlandTHE CAPRANamed after a local species of mountain goat, this ski hotel is nestled in the car-free, sustainability-minded village of Saas-Fee in the Swiss Alps. It shrinks its carbon footprint by participating in Saas-Fee's local geothermal heating network and sourcing over 85% of its food and wine from nearby pr...