In fish-crazed Japan, where eating seafood is a vital part of the nation's culture, conservation groups are working with companies to persuade more Japanese to eat certified, sustainably caught seafood. If they succeed, it could have a significant positive impact on the world's fisheries.
The current food crisis in Chad could affect 3.6 million people, writes guest blogger Alex Thurston.
If many people resolve to make their lives just a little greener in 2012 it could make a huge difference.
A Famine Early Warning System – which accurately predicted the 2011 drought in the Horn of Africa – warns that millions of West Africans may face a food crisis in 2012.
Ensuring that women make their own choices about child-bearing and cutting waste are two important ways to ease the challenges of a more populous world.
Water, food, and resource shortages, environmental degradation, poverty – population growth is endangering people and planet alike. By 2050 we'll need two planets just to contain us. The good news: Population growth does not have to rise as fast as projected.
The Oxfam report says private investments in Africa have forced tens of thousands from their lands, taken land out of production, and reduced food security, especially as investors focus on bio-fuels.
Higher global food prices are likely to spell trouble for aid organizations working to relieve famine in the Horn of Africa.