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GM maize, Mtubatuba, South Africa

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Science at Rio+20 by iStock/RapidEye

Latest on Rio+20

We track the news on science, technology and the Rio+20 Earth Summit
Water drops - Flickr/fox_kiyo

Water, land, energy

Innovation and policy for sustainable development have to look at water, land and energy in a holistic manner, report says

From GM crops to forestry

Learn more about the challenges of feeding our growing population versus caring for our planet
Woman harvesting rice, Nepal - Flickr/Global Crop Diversity Trust

Goals for Rio+20

Colombian official Paula Caballero Gómez on why we need Sustainable Development Goals
African scientist studying bean disease - Flickr/CIAT International Center for Tropical Agriculture

Hard to agree

Latest from Rio+20 talks: The text is still too long and now it lacks science
Community-based fisheries, Bangladesh - Flickr/Water and Food

Research all the way

Farming projects need access to research all the way along the innovation trajectory
Well drilling in South Sudan - Flickr/Water for South Sudan

Under the surface

More tech and collaboration is needed before Africa's huge groundwater resources can quench its thirst

Priced out of nutrition

The economic crisis is increasing global hunger — nutritional interventions are desperately needed