In the drought-stricken Horn of Africa, many Somalis depend on foreign aid for their survival. But humanitarian aid workers are coming to terms with the limitations of how much good they can do in a land torn by war.
It is estimated that by 2050, 9 billion people will have to be fed in the world. Experts fear that global food production can no longer keep up with population growth, and that global conflict could follow.
As the world's population grows, the need for new strategies to stop famine and malnutrition is urgent. While there are limitations on global resources, some say it's possible to solve the problem.
The UN aimed to cut global hunger in half from 2000 to 2015, but today even more people are starving than at the beginning of the millenium.
Can free trade in the agricultural industry play a role in fighting hunger on a global scale, or does it simply make the problem worse?
Genetically altered plants are supposedly more resistant to pests and bring higher crop yields. But consumers and farmers are protesting against these plants, and one company, Monsanto, stands in the eye of the storm.
As populations grow, climate change may make the hunger issue worse. Droughts and heavy storms will have an impact and so will our efforts to stop climate change itself.
Biofuels can help industrialized nations reduce fossil fuel dependencies and cut harmful carbon emissions. But their production means diverting valuable farmland, threatening food security in developing countries.
The Mekong River provides food, water and work for millions of people, but development plans for hydroelectric dams pose a threat to the environment and diets. As a key decision looms, neighbors look on anxiously.
Do we need genetically modified food to quell global hunger? That controversial question prompts emotional debate. The truth is anything but clear-cut.