Chemical sunshade to slow warming may not be feasible - UN draft
Proposals to spray chemicals into the atmosphere to cool the planet have won attention as a relatively cheap fix to global warming
Artificially cooling planet may pose threat to plants, animals
"If geoengineering ever stopped abruptly, it would be devastating"
Poor nations need say in use of climate geoengineering - researchers
"Whether we like it or not, geoengineering is going to happen," predicts energy researcher
As U.S. Congress debates geoengineering, cutting emissions must come first
No geoengineering solution can replace emissions reductions - and to suggest otherwise would be "profoundly counter-productive"
Sturdier, safer, cheaper: India urged to build more roads with plastic waste
"Plastic roads will not only withstand future monsoon damage but will also solve the problem of disposing of non-recyclable plastic"
As scientists ponder "hacking the climate," poor countries are wary
Could geoengineering the planet to curb climate change leave people in poor countries better - or worse - off?
Bunch of old bananas or building materials of the future?
With the construction industry a big driver of climate change, can changes in materials make a difference?
From thin air to stone - greenhouse gas test starts in Iceland
Climeworks plans to suck 50 tonnes of carbon dioxide from the atmosphere over a year - roughly the greenhouse gas emissions of a single American family
Carbon-sucking technology needed by 2030s, scientists warn
"It's an unavoidable truth: we will need geoengineering by the mid-2030s"
Greenpeace boards ship in bid to halt delivery of UK-bound VW diesel cars
Britain aims to ban diesel vehicles sale from 2040 to improve air quality but activists say measures needed to be implemented now