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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
Read Naomi Antony’s blog live from Tech4Dev 2012 - Flickr/Fellowship-of-the-Rich

Live from Tech4Dev

Read our blog from the conference looking at how technology can be applied directly to poverty reduction

From GM crops to forestry

Learn more about the challenges of feeding our growing population versus caring for our planet
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
Radio satellite array - SKA Africa

SKA to be shared

The world's most powerful radio telescope, the Square Kilometre Array, will be shared between South Africa and Australia and New Zealand
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

Solar spotlight

A collection of articles that asks how solar power can improve access to electricity for the rural poor

Disaster watch

How can satellite remote sensing help developing countries manage natural disasters?

What's the small idea?

Can nanotechnology help deliver clean water to the developing world? SciDev.Net examines the issues at hand