Icelandic artist Olafur Eliasson has made these small solar-powered lamps for people who have limited access to reliable energy – almost a quarter of the world's population (+ movie). More about Little Sun by Olafur Eliasson
Eight poles and a board made of forest waste bolt together to make a flat-pack table by Japanese designers Hiroyuki Miyabe and Jun Yoshimura of SPEAC. More about For Rest Table by SPEAC
Architect John Lin has adapted the traditional style of a rural Chinese courtyard residence to create a village house that is entirely self-sufficient (+ slideshow). More about House For All Seasons by John Lin
Royal College of Art graduate Hal Watts has come up with a bicycle-powered electronic waste recycler that could save lives in developing countries (+ movie). More about Esource by Hal Watts at Show RCA 2012
Plants sprout through the patchwork aluminium facade of this pharmacy and clinic in Japan by architects Kengo Kuma and Associates (+ slideshow). More about Green Cast by Kengo Kuma and Associates
Dutch designer Pepe Heykoop has worked with people from one of Mumbai's poorest areas to transform traditional water carriers into leathery vases. More about Matka Vases by Pepe Heykoop
Germany, one of six countries bidding to host the United Nations' Green Climate Fund, have selected Laboratory for Visionary Architecture (LAVA) to design a sustainable HQ in Bonn if their bid is successful. More about Green Climate Fund Headquarters by LAVA
Designed in Hackney: our pick of design talent in the London borough of Hackney today is East London Furniture, a company that makes all its products from scrap materials found in the local area surrounding its shop on Hoxton Street. More about Designed in Hackney: East London Furniture
Milan designers Spalvieri / Del Ciotto have created a range of calculators, clocks, torches and radios that are made of corn starch. More about Maizy by Spalvieri / Del Ciotto
San Francisco studio fuseproject have unveiled the OLPC XO-3, a tablet computer for the next generation of the One Laptop Per Child project to distribute robust, cheap, self-powered computers for education in the developing world. More about OLPC XO-3 by fuseproject
What if plastic polluting the seas could be harvested by a retired fishing trawler, then transformed into chairs by an onboard factory? More about The Sea Chair by Alexander Groves, Azusa Murakami and Kieren Jones
An undulating landscape made of 65,000 discarded CDs carpets the floor of the Centquatre art space, housed in a former funeral home in Paris. More about WasteLandscape by Elise Morin and Clémence Eliard
Show RCA 2011: Royal College of Art graduate Ariane Prin uses waste from college workshops as the raw material for her on-site pencil factory More about From Here For Here by Ariane Prin
Show RCA 2011: German designer Markus Kayser has built a 3D-printing machine that uses sunlight and sand to make glass objects in the desert. More about The Solar Sinter by Markus Kayser
Royal College of Art student Dan Watson has designed a trawling net that filters young and endangered fish from the catch. More about SafetyNet by Dan Watson
This movie by Adam Mufti features supermodel Erin O'Connor wearing a dress that incorporates a catalytic converter. More about Catalytic Clothing by Helen Storey and Tony Ryan
Rotterdam studio STAR Strategies + Architecture have photoshopped green walls over images of iconic buildings to poke fun at the way architects believe cladding a building in plants makes it sustainable. More about O’ Mighty Green by STAR Strategies + Architecture
Competition: we have teamed up with The Architecture Foundation in London to give away five copies of their book Union Street Urban Orchard, which charts the transformation of a disused London plot into a public garden. More about Competition: five copies of Urban Orchard to be won
San Francisco designers fuseproject have designed packaging and a grating tool for hardened pure cacao, which is farmed among the natural ecosystem of the Costa Rican rainforest. More about Talamanca Cocoa by fuseproject
Milan 2011: Designers Peter Bottazzi and Denish Bonapace presented this exhibition of recycled furniture used as planters, in Milan earlier this month. More about Da Morto A Orto by Peter Bottazzi and Denise Bonapace