How things work - OurWorld 2.0

Climate

How things work: Solar electricity

We've all heard about the benefits of solar electricity, but how does it work? This primer aims to shed some light on photovoltaic technology. >>

Food

With obesity and diabetes becoming ever more common, it seems many people don’t understand the basics of nutrients and metabolism. Do you? >>

Climate

Satellites don't only link the world with phone and television signals, they are also crucial to monitoring the Earth's environment. >>

Climate

The debate around the merits of cap and trade has become intense of late, particularly in the United State >>

Climate

Local innovations in renewable energy, like micro hydro from rice irrigation, should not be overlooked. >>

Food

The problem when it comes to food is that we don't think of farms an ecosystems, and we don’t design them as such. >>

Oil

Huge tracts of remote forested land are strip-mined to obtain a thick crude oil called bitumen from Canada's oil sands. >>

Climate

Ocean power could produce energy enough to cover the world's current electricity consumption, yet the industry is not getting adequate assistance. >>

Climate

Harnessing even more geothermal energy would cut fossil fuel use and lower greenhouse gas emission levels. >>