environment
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Energy executives say gas market – not windfarms – to blame for South Australia's woesMain problem afflicting country’s grid is the lack of clear policy direction from Canberra, witnesses tell Senate inquiry -
Climate change impact on Australia may be irreversible, five-yearly report saysState of the Environment report says heritage and economic activity are being affected and the disadvantaged will be worst hit
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More than 900 coins removed from turtle's stomach in ThailandTwenty-five-year-old green sea turtle nicknamed Bank swallowed money thrown into her pool by tourists seeking good luck -
Americans are confused on climate, but support cutting carbon pollutionDana Nuccitelli: There’s broad support for climate policies in every state and county, but Americans view global warming as a distant problem
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Can elephants and humans live together?Berserk beasts, trashed crops, vengeful villagers: tales of ‘conflict’ come thick and fast as humans and elephants are forced into closer contact. But does it have to be war? Across Asia and Africa, there are hints of how we might live in peace
around the world
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Solar power growth leaps by 50% worldwide thanks to US and ChinaUK leads Europe for solar growth despite drop in installations after government cut subsidies
sustainable business
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'Clean coal', CCS and CSG will not save fossil fuels – their game is upAs the Finkel review submission deadline arrives it’s time to accept the inevitable and fix the shambles that is our energy policy
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Energy positive: how Denmark's Samsø island switched to zero carbonThe small island’s energy makeover took less than a decade and was spurred on by local commitment, providing a template for how regional Australia could transition to renewables
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Australian consortium launches world-first digital energy marketplace for rooftop solarPilot program will allow homeowners to tap into a network of ‘virtual’ power stations made up of smart grids of rooftop solar and batteries
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Neither Trump nor Turnbull can turn back the tide on renewablesThe argument for renewable energy is now a purely economic one – and the move away from coal will only pick up speed
in pictures
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The week in wildlife – in picturesPoison arrow frogs, a Steller sea lion and a chameleon are among this week’s pick of images from the natural world
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World Wildlife Day photography competition finalistsTen finalists capture the theme of ‘through young eyes’ in this young photographers’ competition that aims to engage youth around the world in wildlife conservation
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Plastic pollution blights Bay of Bengal – in picturesIn India, 6,000 tonnes of plastic waste lies uncollected every day. Some of this washes up in Tamil Nadu state where it pollutes and contaminates the food and water of communities living along the Bay of Bengal
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Syngenta photography award 2016-17 exhibition – in picturesThis year’s competition theme is Grow-Conserve and entries will be on show in Somerset House, London, from 9 to 28 March. Winners will be announced on 8 March
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Parks and recreation. Your favourite local green spaces - in picturesCouncil budgets for parks may have been cut, but you still love your local parks. We asked readers to share their pictures via Guardian Witness and here are some of our favourites.
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The week in wildlife – in picturesA jaguar killing an anteater, a green tree python and the winner of the underwater photographer of the year are among this week’s images from the natural world
opinion & analysis
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Indonesia pledges $1bn a year to curb ocean wasteOnly China dumps more plastic in the ocean than Indonesia. But by 2025, the world’s largest archipelago aims to reduce marine waste by 70%
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Brexit brings new questions about investing down on the farmWhen Common Agricultural Policy payments come to an end, what will they be replaced with? And what should that be spent on?
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UN criticises UK and Germany for betraying Paris climate dealClimate change envoy singles out both countries for subsidising the fossil fuel industry and says the UK has lost its position as a climate leader
key issues
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Extraordinary migration of giant Amazon catfish revealedThe dorado catfish travels 11,600km from the Andes to the mouth of the Amazon and back, but is threatened by dams and mining
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New map reveals shattering effect of roads on natureRampant road building has split the Earth’s land into 600,000 fragments, most of which are too tiny to support significant wildlife, study shows
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Australia's delays on palm oil labelling 'hastening deforestation and orangutan deaths'Environmentalists say mandatory labelling on food would limit demand for palm oil products and reduce destructive impact of plantations
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World on track to lose two-thirds of wild animals by 2020, major report warnsLiving Planet Index shows vertebrate populations are set to decline by 67% on 1970 levels unless urgent action is taken to reduce humanity’s impact
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Furniture that destroys forests: crackdown on 'rampant' trade in rosewoodCites summit moves to protect the world’s most trafficked wild product by placing all 300 species of the tree under trade restrictions
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Meet Didik: shot and orphaned baby orangutan highlights crisisAbandoned with a bullet wound in a local shop, an orphaned orangutan named Didik is just one of thousands of victims of the ecological destruction of Borneo
video
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Sea turtle recovering after 915 coins removed from stomach – video reportOmsin, a green sea turtle, is recovering in Bangkok after surgery to remove over 900 coins from her stomach
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How to switch to solar power in your home and why now is the time – videoIn 2017, solar energy has never been cheaper to invest in for your home – here are key tips for installing solar panels and why now is the time to switch
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What Shell knew about climate change in 1991 – video explainerIn 1991, Shell produced a public documentary warning that trends in global temperatures raised serious risks of famines, floods and climate refugees
Pollution responsible for quarter of deaths of young children, says WHO