Chris Childs

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Deepwater Horizon and the Gulf oil spill - the key questions answered

<b>Why was there an explosion and fire on Deepwater Horizon oil rig?</b><p>According to BP's September 2010 report, the accident started with a "well integrity failure". This was followed by a loss of control of the pressure of the fluid in the well. The "blowout preventer", a device which should …

Australia must choose between coal and coral – the Great Barrier Reef depends on it

At first glance, the progress reports on the Great Barrier Reef released last week by the Australian and Queensland governments might seem impressive.<p>The update on the Reef 2050 Plan suggests that 135 of the plan’s 151 actions are either complete or on track.<p>The Australian government’s apparent …

Australia

Gemasolar

Hydro Power in China

The Most Widely Used Form of Renewable Energy<p>Hydro power (or hydroelectricity power) is the most widely used form of renewable energy, accounting for …

What happened to biofuels?

SCIENTISTS have long known how to convert various kinds of organic material into liquid fuel. Trees, shrubs, grasses, seeds, fungi, seaweed, algae …

On the edge of a forest in northern Norway, an unusually handsome hydroelectric plant is generating a buzz<p>Ovre Forsland is a big departure from the hulking power stations that traditionally served our energy needs. It looks more like an elegant, custom‑built home from TV show <i>Grand Designs</i>.<p>Located …

Hydroelectric Power

Unusually high winds allowed Denmark to meet all of its electricity needs – with plenty to spare for Germany, Norway and Sweden too<p>So much power was produced by Denmark’s windfarms on Thursday that the country was able to meet its domestic electricity demand and export power to Norway, Germany and …

Hydroelectric Power

High winds on Sunday boosted renewable energy output to provide 106% of Scotland’s electricity needs for a day<p>High winds on Sunday were strong enough to power the equivalent of all of Scotland’s electricity needs for the day, according to environmentalists.<p>The Met Office issued a yellow “be aware” …

Renewable Energy

Spain overtakes US with world's biggest solar power station

Spain has opened the world's largest solar power station, meaning that it overtakes the US as the biggest solar generator in the world. The nation's total solar power production is now equivalent to the output of a nuclear power station.<p>Spain is a world leader in renewable energies and has long …

Solar expected to almost triple in less than three years by 2017 as coal continues to fall, solidifying gas as country’s chief electricity source, reports Climate Central<p>Solar power capacity in the US will have nearly tripled in size in less than three years by 2017 amid an energy shakeup that has …

Renewable Energy

COP22 host leads by example in the fight against climate change with 52% green energy target by 2020 and Africa’s first city cycle hire scheme<p>As the host of this year’s COP22 climate change conference in Marrakech, Morocco has been keen to demonstrate its green credentials and make this COP the …

Renewable Energy

Ta’u island in American Samoa will rely on solar panels and Tesla batteries as it does away with diesel generators<p>A remote tropical island has catapulted itself headlong into the future by ditching diesel and powering all homes and businesses with the scorching South Pacific sun.<p>Using more than …

Clean Energy

Big oil v orcas: Canadians fight pipeline that threatens killer whales on the brink

On one shore there are snow-capped mountains. On the other side loom towering skyscrapers. These churning waters off the coast of Vancouver are marked by a constant flow of ferries and containers ships – but they are also home to 80 or so orcas.<p>Known as the southern resident killer whales the group …

Canada

US Department of the Interior says ‘fragile and unique’ Arctic ecosystem at risk if drilling allowed, possibly by pro-fossil fuels Trump administration<p>Barack Obama’s administration has ruled out drilling for oil and gas in the pristine Arctic Ocean, throwing up a last-ditch barrier to the …

Oil & Gas Industry

World’s most illegally trafficked mammal wins total ban on international trade in all species under the strictest Cites protection possible<p>Pangolins, the world’s most illegally trafficked mammal, were thrown a lifeline at a global wildlife summit on Wednesday with a total trade ban in all …

Extinction

Spearheaded by design firm Second Shore, the aim is to protect cyclists from cars and better connect the city<p>City cyclists, picture the scene: no more road-hogging drivers, no more day-dreaming pedestrians, no more puddle-splashing vehicles. Just a clean, clear ride straight downtown – and with …

Chicago River

How Costa Rica has run on renewables for two months straight

Costa Rica has powered its electricity grid solely by renewable energy for two months, according to a new report.<p>The achievement demonstrates that …

Renewable Energy

The dry facts

“THOUSANDS have lived without love; not one without water,” observed W.H. Auden. He omitted to add that, as with love, many people have a strong …

The crisis in our liberal democracies is strengthening the Kremlin’s hand, making it the dangerous foe of MI5’s and Nato’s warnings<p>Lenin once said: “The capitalists will sell us the rope with which we will hang them.” Vladimir Putin is no Lenin, nor can his regime – run by an elite that enjoys …

Russia

Elephant poaching costing African nations millions in lost tourism revenue

The poaching crisis wiping out Africa’s elephants is costing the continent’s economies millions in lost tourism revenue, according to a new study.<p>Researchers looked at visitor and elephant data across 25 countries, and modelled financial losses from fewer visitors in protected areas due to the …

Wildlife

Diwali in Delhi: A colourful night turns smoggy grey

<b>Diwali celebrations in the Indian capital Delhi have seen air pollution rise to hazardous levels after many firecrackers were set off.</b><p>Residents awoke from a night of colourful fireworks to find the city covered in a thick grey blanket of smog and authorities warned that pollution levels were …

Mapping Africa's natural resources

An overview of the continent's main natural resources.<p>Africa is home to five of the world's top oil-producing countries, with an estimated 57 percent of Africa's export earnings from hydrocarbons.<p>Algeria, Angola, Cameroon, Chad, Republic of Congo, Egypt, Eritrea, Gabon, Ghana, Kenya, Libya, …

Africa

World's largest marine protected area declared in Antarctica

<b>Delegates from 24 countries and the European Union have agreed that the Ross Sea in Antarctica will become the world's largest marine protected area (MPA).</b><p>Some 1.57m sq km (600,000 sq miles) of the Southern Ocean will gain protection from commercial fishing for 35 years.<p>Environmentalists have …

Mount Aso: Japan's biggest active volcano could erupt at any point, scientists warn

Japan’s biggest volcano may erupt at any time, scientists have warned.<p>A study of the effects of large earthquakes on Mount Aso in April led …

Geology

Living Planet Index shows vertebrate populations are set to decline by 67% on 1970 levels unless urgent action is taken to reduce humanity’s impact<p>The number of wild animals living on Earth is set to fall by two-thirds by 2020, according to a new report, part of a mass extinction that is destroying …

Biodiversity

Experts hail rapid transformation that will see clean energy outgrow fossil fuels in the next five years - but warn UK is failing to exploit huge potential<p>Green energy accounted for more than half of net electricity generation capacity added around the world last year for the first time, leading …

Renewable Energy

Two taikonauts will set off to dock with Tiangong 2 space laboratory as part of bid to create permanent presence in orbit<p>China will launch a two-man space mission, Shenzhou 11, on Monday, the state-owned Xinhua news agency said, taking the country closer to its ambition of setting up a permanent …

Space Exploration

Great Barrier Reef pronounced DEAD in 2016: How death is here after 25million years

GETTYThe Great Barrier Reef has been pronounced dead at the age of 25 million years old<p>One of the planet’s greatest living wildernesses - the Great …

Brics 'grew more than I thought', says Jim O'Neill

<b>The Brics nations, Brazil, Russia, India, China and South Africa, will hold their seventh annual meeting this weekend in the Indian state of Goa.</b><p>They would not be doing it if it wasn't for the former Goldman Sachs economist, Jim - now Lord - O'Neill.<p>He coined the term 15 years ago as a marketing …

Rich province, poor province

EARLY in the summer Xi Jinping, China’s president, toured one of the country’s poorest provinces, Ningxia in the west. “No region or ethnic group can …