Now playing Next COP28: 'Make COP28 count' says UN chief as negotiations enter crunch time at climate summit
Now playing Next Economy China unveils renewable power generation plan Pollution plagued China has announced plans to plough 2.5 trillion yuan (342 billion euros) into renewable power generation by 2020. 05/01/2017
Now playing Next Sci-tech Creating solar energy from trash Electricity and hot water are a given in many parts of the world, but in the marginalised town of Garin, north of the Argentinian capital Buenos Aires, there used to be… 15/11/2016
Now playing Next World The Moroccan gateway to Cop 22 Morocco is leading the way in solar energy and benefiting from its most powerful natural resource while protecting the environment and creating jobs 28/10/2016
Now playing Next Sci-tech Growing tomatoes in the Australian desert Growing vegetables in the desert. 20/10/2016
Now playing Next Focus Japan: Opportunities in the field of renewable energy The market for renewable energy is experiencing a real surge in Japan and should continue to develop. What opportunities are there for European 03/08/2016
Now playing Next Business Series Tesla SolarCity merger approved Electric car maker Tesla is to buy its sister company SolarCity which makes solar panels. CEO Elon Musk is the largest shareholder in both firms and chairman of SolarCity. 01/08/2016
Now playing Next United Arab Emirates Solar plane completes fuel-free round the world flight Solar Impulse 2 has completed the first around the world flight using nothing but the sun's energy. 26/07/2016
Now playing Next no comment Solar-powered plane makes aviation history Solar Impulse became the first round-the-world solar powered flight after touching down in Abu Dhabi. 26/07/2016
Now playing Next United Arab Emirates "Completing a dream" Solar Impulse lands after fuel-free round-world-trip The first round-the-world flight powered only by the sun has come full circle. 26/07/2016
Now playing Next Egypt Solar-powered plane takes off on final leg of epic challenge An aircraft – powered by solar energy – has left Egypt on the last leg of the first ever fuel-free flight around the world. 24/07/2016
Now playing Next Business Series Tesla's Musk unveils plans to make electric trucks and buses Tesla's boss Elon Musk has unveiled an ambitious expansion plan to build electric trucks and buses as well as set up car sharing and solar energy systems. 21/07/2016
Now playing Next Egypt Solar Impulse 2 touches down in Cairo in penultimate leg of historic tour In the penultimate stage of an historic round-the-world tour, Solar Impulse 2 has landed in Cairo. 13/07/2016
Now playing Next Spain Sunny side up as Solar Impulse 2 closes in on first fuel-free round-the-world flight Solar Impulse 2, a plane powered purely by the sun's energy, is on the penultimate leg of its 16-month long journey, flying from Spain to Egypt. 11/07/2016
Now playing Next no comment Solar Impulse lands in Spain after Atlantic crossing A solar-powered airplane lands in Spain on Thursday morning (June 23) after its trans-Atlantic flight on the latest leg of its globe-circling voyage. 23/06/2016
Now playing Next world news Solar plane sets down in NYC as round the world trip continues Solar Impulse 2 has landed in New York after crossing the United States in its historic bid to circle the globe. 11/06/2016
Now playing Next USA Solar Impulse airborne direction Dayton, Ohio Solar Impulse is airborne again flying stage 12 of its circumnavigation of the globe.BREAKING: 21/05/2016
Now playing Next USA Solar Impulse aircraft lands in Phoenix, Arizona Solar Impulse has arrived in Phoenix, Arizona after successfully completing the tenth leg of its record-breaking bid to circle the globe. The 03/05/2016
Now playing Next USA Solar Impulse successfully crosses Pacific Ocean Solar Impulse has successfully crossed the Pacific Ocean to land at Moffett Federal Airfield in California. The aircraft, which is fuelled entirely 24/04/2016
Now playing Next USA Solar Impulse 2 continues its attempt to circumnavigate the planet A solar-powered plane attempting to circumnavigate the planet took off on Thursday to continue its record-breaking journey. The Solar Impulse 2 will 21/04/2016
Now playing Next Next Series A greener road ahead? Electric vehicles are a reality, and scientists are now looking ahead. They are exploring new frontiers to make them safer, more reliable, more 11/04/2016
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