Earth Conservation saving species, global study suggests A first-of-its-kind study shows conservation is worth investing in, researchers say. Four ways climate change affects extreme weather Kayakers surprised by pod of 100 dolphins in Devon Future Earth: Sign up to our newsletter How Earth Day was born Future The 1968 photo that changed the world Future The rivers cleared by conveyor belt in Ecuador Future These are the neighbourhoods in most urgent need of trees Future This is how you make the world's oldest beer Future Future Planet These hungry insects chomp on plastic as food Wriggling critters armed with enzymes can break down plastics that would otherwise take decades, or even centuries to degrade. Future California's beaches are home to wild fish orgies Millions of small fish fling themselves on Californian beaches to have sex – strictly under the full or new Moon. Future World of Wonder Nasa reveals giant lava lake on Jupiter's volcanic moon New research suggests the fiery moon Io has been spewing lava for billions of years. See more Video Why giant hailstones are on the rise Although huge hailstones are still rare, there are signs that their frequency and size are increasing. Weather & science Listen to world's first 'chat' between humans and whales Scientists had a conversation with Twain, the humpback whale. It's the first ever recorded chat of its kind. Natural wonders England's 'largest gold nugget' discovered A metal detectorist has uncovered something pretty unexpected and highly valuable on farmland in rural England. Natural wonders Photos from the deep sea show 'exciting' new species Scientists exploring the ocean off the New Zealand coast believe they have discovered 100 new marine species. Natural wonders What 'zombie fires' are and why they pose a risk for Canada Over 100 fires in one province alone have been burning under the Canadian snow at an unprecedented rate. Weather & science Alaska's melting glaciers that rip homes apart Qasa Alom meets a team conducting research on Alaska's changing environment. Weather & science Mesmerising life in the deep sea Explore depths where volcanic fluids meet near-freezing seawater, creating a dynamic clash below. Natural wonders What happens when it rains space debris A bus-sized satellite has become the latest piece to fall to Earth. How often does that happen? Weather & science Why electric vehicles struggle in extreme cold Freezing temperatures affect electric vehicles in two major ways. Watch to discover how and why. Weather & science The spongy creatures cleaning Zanzibar's oceans As ocean temperatures rise, women in Zanzibar turn to natural sea sponge farming to stay afloat. Sustainable business The race to fix clean energy's waste problem While wind electricity is clean, this green industry has a waste problem. Now there's a race to solve it. Climate solutions Giving fashion from upcycled scraps Want to gift sustainably, dress stylishly, and help the planet? Scraps might be the answer. Green living 'It's like being in a farm from outer space' Tech-loving traveller Paul Carter visits a new kind of farm - one that has to be accessed via an airlock. Climate solutions Japan's testbed for future sustainability How a project near Fukushima has become a lab for demonstrating sustainable ideas for Japan and the wider world. Climate solutions How to ship solar power from sea to shore One company is developing a new way of transferring energy from sea to shore, and it's all powered by the wind. Climate solutions The sacred birds of longevity revered in Bhutan The black-necked cranes are a revered species across the Himalayas. Weather & science How to live a zero-waste life in a wasteful world Living a zero-waste life is great for the environment and your wallet. How does it work? Green living South Africa's all-female ranger squad A day in the life of the Black Mambas. Climate solutions Intense beekeeping and wildfires are harming Turkey’s bees Turkey’s bee populations are dwindling due to intense beekeeping practices and wildfires. Green living The luxury cars going electric Lara Lewington visits car manufacturer Bentley to find out how it is making the shift to electric. Green living Editor's picks Searing heat shuts schools for 33 million children Bangladesh has closed schools and colleges due to extreme heat for the second year in a row. See more More Earth Red squirrel survival 'down to four pensioners' The conservation group trap and kill invasive grey squirrels, to protect the native reds. Tyne The stunning Tuscan town even Italians don't know Peccioli, the winner of this year's national "Borgo dei Borghi" competition, blends its medieval past with an eye-catching contemporary art scene and wandering robots. Travel Pony recovering after being pulled from trench Crews use specialist equipment to rescue Basil after he becomes stuck. England 'I've killed 300 squirrels in four years' Grey squirrels are spreading to the north of England and wiping out the native red squirrels. Tyne What is happening with Flamingo Land at Loch Lomond? A West Dunbartonshire Council meeting will discuss plans for the controversial resort. Glasgow & West Scotland The scavengers stalking the world's cities From ibis to hyenas, a surprising variety of scavengers have been drawn to urban life. Here's how they're thriving in cities across the globe. Future Unexploded bomb found on Lincolnshire beach A controlled explosion was carried out, Mablethorpe Coastguard said. Science & Environment There's no need to shower every day - here's why Some experts believe that everyday showering is based more on a 'social contract' than actual need. Culture Runaway horses filmed racing through central London Video on social media shows two horses, one covered in blood, running through central London. London