Lake Victoria in Kenya is the world’s second biggest freshwater lake. Fishermen in traditional sailing boats and canoes used to catch a wide variety of fish there. But the mass import of tilapia from China is threatening the livelihoods of traditional fisherfolk.

A Peruvian farmer is suing German energy giant RWE. Saúl Lliuya’s home lies beneath a melting glacier in the Andes mountains. He argues that the company’s coal power emissions contribute to climate change and, therefore, RWE should have to pay to protect his home from flooding. DW’s Irene Quaile talks to Christoph Bals from Germanwatch - the environmental organization supporting Lliuya’s case.

Navajo Native Americans live across several states in southwest United States. Their territory was once a centre of uranium mining, but that came to an end come 30 years ago. Today, with more than 500 abandoned mines scattered across the countryside, the legacy of uranium remains.

Off the coast of Liguria in northwestern Italy, there's an underwater garden that's growing all kinds of food, from beans to basil. The sea floor may not seem an obvious choice for cultivating plants, but conditions under the waves are surprisingly good. So much so, researchers are looking into it as a means for securing future food for the world's growing population.

White truffles, a delicacy of Italy, fetch around 300-450 euros per 100 grams. One reason the price is so high is because these 'white gold’ mushrooms are becoming increasingly rare. Over the past 25 years, there has been a 30 percent decrease in truffle supply, and in some places, truffles have disappeared altogether. But conservations are determined to save the truffle.

Germany's beer purity law, which limits beer-making to just four ingredients, dates back to 1516. Now, 500 years on, the art of brewing has come a long way – industrial processes have replaced manual craftsmanship and the raw ingredients are often subject to chemical treatment. Which is why some brewers are calling for a re-evaluation of the entire purity law.

Most Kenyans don't have access to electricity. Either they live too far away from the public grid, or can’t afford a generator or large solar systems to make up for frequent blackouts. Now a German company is providing even the most remote Kenyans with small, affordable solar panels fiited on their roofs.

Donald Trump's election victory has put a dampener on the UN climate talks in Marrakesh. The president-elect has said he wants to cut all funding to climate change initiatives and pull out of the historic Paris Agreement. At the conference Green Zone, we hear how civic groups are now reassessing their roles in climate protection.

Researching yellow-cedar trees in the Alexander Archipelago drew ecologist Lauren Oakes to the conclusion that these fine-grained, butter-colored trees are dying off because of climate change. After sharing her data with fellow Stanford Phd Nik Sawe, the result was … musical! Lauren Oakes and Nik Sawe share how they turned a yellow cedar tree into a piano solo.

Scientists in Zimbabwe have developed drought tolerant crops to combat food insecurity in drought-stricken Africa. The International Maize and Wheat Improvement Center (CIMMYT) says the new seed varieties could play a major role in safeguarding food security in Zimbabwe and across Africa.