As the earth heats up and the oceans rise, stopping global warming has become a mainstream concern in the West. Unsurprisingly, plenty of people are looking to make money out of it, and a huge variety of neat gizmos have been invented to ease the conscience of the environmentally conscious. Development programs have also made good use of these new technologies, devising ways to help people out of povery. So, what are the best – or weirdest – of these planet-friendly inventions?

    由于全球气温升高和海平面上升 ......