'Watching videos of sex and cats produces as much CO2 as half of all air transport'
South Sudan: Where does the peace deal stand?
Discovering and harnessing the power of the sun
Kenya: East Africa's epicentre of innovation
Shadows over solar power in India
India aimes to pioneer cheap solar energy
Let there be light: Solar lamps help power Burkina Faso
A bright future for solar power
Jordan: Inside the first refugee camp powered with solar energy
South African President Zuma accuses protesters of racism
Using 100% renewable energies: A distant dream or the near future?
The quantum computing era
Bishops in Democratic Republic of Congo urge deal by Christmas to avert crisis
France opens world’s first solar road in Normandy
Solar plane completes historic round-the-world flight
Sun-powered Solar Impulse 2 plane lands in Egypt in penultimate stop of world tour
Solar-powered plane Impulse 2 in historic transatlantic crossing
Solar-powered plane Impulse 2 leaves Oklahoma
Senegal: Lighting the way for off-grid communities
Solar Impulse 2 becomes first sun-powered plane to cross ocean
Burundi military sites attacked, 12 insurgents killed
California's pro-active stance on global warming
World's biggest polluter set to become solar giant
Ramping up renewables: Time to switch off fossil fuels?
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