Pollution poses a serious threat to the world's land, air and oceans, so one of our Good Design for a Bad World talks will look at ways of reducing the scale of the problem. Here are eight proposals that are already exploring the idea. More
Italian architect Stefano Boeri has unveiled plans for a city near China's Liuzhou, featuring towers completely covered in trees and plants to combat air pollution. More
After a crisis that saw rubbish pile up in the streets of Beirut, local designers were inspired to use the waste around them as a resource. Here are eight recycled projects that showcase their ingenuity. More
A crisis that saw mountains of garbage fill the streets of Lebanon led to heightened interest in recycled materials, say designers and architects at Beirut Design Week. More
Design studios The Unseen and The Lost Explorer have come together to create a T-shirt that changes colour when it comes into contact with polluted water. More
A groundbreaking plant where carbon dioxide is sucked from the air before being resold has opened in Switzerland. More
A major initiative aiming to rid a rubbish-riddled area of the Pacific Ocean from its discarded plastic will begin work within the next 12 months. More
Daan Roosegaarde has unveiled the next concept in his Smog Free Project – a bicycle that would inhale polluted air, clean it and release it around the cyclist. More
Danish studio Kilo Design has created a mask to protect and educate children living in areas with very high levels of air pollution. More
An Indian startup company has developed a method for transforming carbon emissions from vehicles and chimneys into ink, and is now selling it in the form of pens. More
Italian architect Stefano Boeri has unveiled plans for a "vertical forest" in China, a pair of towers covered with trees and trailing plants in the centre of Nanjing. More
Nendo has designed the branding for a dust mask widely used by people in Japan to protect themselves against pollution. More
Dutch designer Daan Roosegaarde has brought his huge smog vacuum cleaner to Beijing, and claims he can "make a whole city smog-free". More
New York designer Nikolas Bentel has developed a range of patterned shirts that change colour in response to air pollution or radioactivity (+ movie). More
London Festival of Architecture 2016: a soup servery, a rubbish bin-cum-play space and a flat-pack pop-up shop form part of an exhibition that explores how architecture can contribute to city communities (+ slideshow). More
San Francisco company Molekule has partnered with London studio PostlerFerguson to design an air purifier that breaks down pollen and dust at a molecular level (+ slideshow). More
This bikini is made from a sponge-like material that repels water but absorbs oils, designed to help filter impurities from water and turn swimming to an "eco-friendly activity". More
Dutch designer Daan Roosegaarde has launched a Kickstarter campaign to fund what he describes as the largest air-purifier in the world (+ movie). More