As eco-conscious consumers increasingly look for products that can help them reduce their carbon footprint and deal with other environmental hazards, inventors and manufacturers are responding in kind. Here's a look at some of the smartest sustainable products of the year, from greener shoes to smarter thermostats. (Of course, some would say the most sustainable approach would be to use or reuse the products you already have). Heatworks was among this list- check out the full list here.