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The latest stories from the Science Environment section of the BBC News web site.

Last updated on  April 17th, 2015

'3D Cryosat' tracks Arctic winter ice: Click here
Although Arctic sea ice set a record this year for its lowest ever satellite-observed winter extent - that was not the case for its volume, new data reveals.

Demand for rubber 'threatens forests': Click here
The global demand for rubber tyres is threatening protected forests in Southeast Asia, according to a study.

Smart waders go fishing for science: Click here
Scientists are developing smartphone-connected waders that fly-fishing enthusiasts could wear to help them find their catch, but also to collect key data about water properties.

'Eternal' camera takes endless snaps: Click here
A camera powered by the light it uses to take pictures has been invented by American scientists.

How octopuses coordinate their arms: Click here
Researchers reveal the secret of an octopus's unique movement, revealing how the animals co-ordinate their eight, flexible arms.

Gravity boost to geothermal hunt: Click here
Observations from space assist the search for new locations to site geothermal power stations.

Warning over aerosol climate fix: Click here
Any attempts to engineer the climate are likely to result in "different" climate change, rather than its elimination, new results suggest.

Dark matter becomes less 'ghostly': Click here
Scientists have uncovered a vital new insight into the nature of dark matter.

YouTube graffiti tracks cave water: Click here
Scientists are using YouTube videos to study a spectacular cave just outside Riyadh, the capital of Saudi Arabia.

Bardarbunga eruption gases estimated: Click here
Scientists quantify the emissions from Iceland's spectacular Bardarbunga-Holuhraun eruption.

Whale's record migration across Pacific: Click here
A gray whale makes a 22,500 km (14,000 mile) journey across the Pacific Ocean - the longest migration of any mammal, say scientists.

'Robot chef' aimed at home kitchen: Click here
From chopping the ingredients to doing the washing up - an all-action "robo-chef" for the home is being developed by a London-based company.

Warmer seas 'may change fish menus': Click here
Warming seas will push traditional fish and chips off the British menu, a study suggests.

Ramakrishnan to lead Royal Society: Click here
Nobel-winning structural biologist Venki Ramakrishnan is elected to become the next president of the Royal Society.

Tiger-tagging app to boost tracking: Click here
A new iPad app is asking users to "tag" tigers in images gathered from the internet, to help researchers with counting and tracking the animals.

Europe drops asteroid sampling idea: Click here
Europe will not be mounting a sample-return mission to an asteroid, having rejected the MarcoPolo concept at the third time of asking.

Ministers challenged over CO2 cuts: Click here
The UK government’s claim that the country leads the world in cuts of carbon emissions is challenged by researchers at Leeds University.

Huge marine reserve for Pitcairn: Click here
The UK government is to establish the largest marine reserve in the world around the Pitcairn Islands in the Pacific.

Mercury pollution risk to Arctic gull: Click here
Mercury pollution has risen nearly 50-fold in the feathers of a gull that feeds and breeds in the Arctic, say scientists.

Tidal lagoon 'negotiations open': Click here
Negotiations are opening on a £1bn tidal lagoon scheme in Swansea as the chancellor gives his Budget speech in the House of Commons.

VIDEO: Dead fish problem in Rio rowing lake: Click here
Tonnes of dead fish are being removed from a lake in the centre of Rio de Janeiro in Brazil, which is due to host rowing and canoeing events at the 2016 Olympic Games.

VIDEO: Russian polar bears debut in Sao Paulo: Click here
Two Russian polar bears make their debut at Sao Paulo's Aquarium, as the only members of their species in the country.

VIDEO: To frack or not to frack?: Click here
Graham Satchell explains why fracking is such a divisive subject.

VIDEO: Are fossil fuel reserves too large?: Click here
BBC News looks at the idea of "stranded assets", part of the debate on climate change and global energy policy.

VIDEO: Shipment of groceries en route to ISS: Click here
The SpaceX supply ship is on its way to the ISS with a supply of groceries and a specially designed espresso machine.

VIDEO: Robot films scene in Fukushima reactor: Click here
A small robot which filmed the first images inside the reactor of Japan's Fukushima nuclear plant, stopped working just three hours into its mission.

VIDEO: Call to rethink hare culling: Click here
Environmental groups are calling for a three-year ban on the culling of mountain hares on grouse moors across Scotland.

VIDEO: The liquid that can stop bullets: Click here
BBC Click's LJ Rich looks at some of the best of the week's technology news

Beyond the first law of computing: Click here
Will Moore's Law last another 50 years?

The 'cursed' disabled boy and the people of the sea: Click here
The disabled boy struggling to find a role with the people of the sea

How does new dark matter evidence fit together?: Click here
What does the flurry of new studies say about dark matter?

Maltese bird hunters celebrate narrow victory: Click here
Maltese bird hunters celebrate narrow referendum victory

Pakistan's snow leopards: Both feared and sought: Click here
Man's love-hate relationship with snow leopards

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