In this edition we take you to a small Central American country of just 5 million people, but where nearly 100 percent of the electricity is produced from renewables. Costa Rica is the El Dorado of green energy, mainly due to its investment in hydropower and geothermal energy.

While the big five oil companies registered record profits on the back of the energy crisis, relatively little will be reinvested in renewables as climate goals are slashed.

A report by the International Energy Agency says energy insecurity amid war in Ukraine is spurring a renewable power surge. Experts predict the sector will soon surpass coal as the world's largest electricity source.

This process, known as fluidization is very efficient at converting food waste into high-valuable sources of energy-rich synthesis gas, a mixture of hydrogen, methane, carbon monoxide and carbon dioxide, also called syngas. Syngas can be used to generate heat and power.

The world "missed a historic chance for a clean energy recovery", warns the sustainable energy network REN21. Despite growing investment, clean energy still lags behind fossil fuels when it comes to powering homes and businesses. FRANCE 24's Kate Moody talks to REN21's Executive Director Rana Adib.

The EU is proposing to put nuclear power on its list of sustainable energy sources. But Austria is threatening to file a case with the Court of Justice of the European Union to get that text annulled. The country has never embraced nuclear energy and is even home to the world's only power station to have been built but never fired up. Austria produces more than 75 percent of its electricity from renewable energy and is a leader of anti-nuclear advocacy in Europe. Our correspondents report.

Less than one million people in Burkina Faso are connected to the electricity grid and the supply shortage also affects institutions like schools. Now the country is investing in renewable sources to fill the gap.

The Council for Renewable Energy in Nigeria said the continued emission of carbon dioxide into the atmosphere poses a dangerous effect on the environment.

The renewable energy sector in Kenya is among the most active in Africa. In Kenya, investment grew from virtually zero in 2009 to US$1.3 billion in 2010 across technologies such as wind, geothermal, small-scale hydro and biofuels.

The people at the foot of the Rwenzori glacier in Uganda want a switch to renewable energy to save the snow on the mountaintop, which is melting fast. Their goal: 100 percent green energy by 2020. Will they succeed?

Orkney: A renewable energy revolution.

Renewable energy - science and tech minister woos foreign investors.