Energy industry figures poised to challenge US president’s measures
The craze has been described as 'fetishistic' and 'criminal', so why is it growing in popularity?
Escaped pet Boris quickly returned home after desperate owners played YouTube tortoise porn on the lawn
MPs to be given free vote on easing hunting restrictions to allow for the use of more hounds to flush out foxes
Chimpanzees filmed drinking fermented tree sap, lending weight to 'drunken monkey hypothesis'
Environmental groups welcome historic pledge to phase out fossil fuel emissions this century
Level of wastage is 'morally repugnant' and cannot continue if the world is to meet its future food demands
Critically endangered sawfish may have evolved to reproduce without males in order to escape extinction
Tremors don't usually pose a serious threat to the UK, but a 6.5-magnitude earthquake is 'technically possible'
Record-breaking temperatures in Britain now 13 times more likely, due to human influences, scientist warn
Honeybees 'get a buzz' from the toxic chemicals, raising fears that bee populations could plummet further
New era for renewables predicted, as solar panel production, technology and efficiency improves
Trading standards destroys controversial ingredient, illegally imported from Hong Kong
Conservationists say the cats will help control deer populations but farmers are worried about their sheep
Rising temperatures in UK waters mean that takeaway customers could be asking for battered squid with their chips
Spring hunting season set to begin after a closely contested referendum pitted conservation against tradition
Experts say the US policy on climate change is potentially 'catastrophic'
Wildlife campaigners say the animals significantly increase the biodiversity of wetlands – but fishermen are worried
Climate change means mosquitoes carrying dengue fever could populate parts of Britain, scientists warn
Levels of air pollution could trigger fatal asthma attacks and other health problems among the most vulnerable