Spanish studio Takk took cues from snugly stacked Russian dolls for the interior renovation of this Barcelona apartment, which features rooms nestled inside each other to maximise insulation. More
Design studio Tomorrow Machine has created a biodegradable juice bottle made from a potato starch-based material that can be peeled away like fruit skin and then eaten, composted or dissolved. More
Dezeen teamed up with PlasticFree to present its interdisciplinary forum of talks focussing on the climate crisis in New York City. Watch the talks here. More
US start-up Mill aimed to create the ultimate solution to household food waste when designing this bin, which dries out any leftovers so they can be posted to the company and given a new purpose. More
Interior architect Jonas Bohlin has designed a bar featuring a wall made from dress shirts and a ceiling decorated with emergency blankets at Stockholm Furniture Fair. More
ZeroAvia has flown what the aviation company claims is the largest aircraft yet to be run on a zero-emissions hydrogen-electric engine, testing a 19-seater plane over the skies of England. More
Designer Luca Nichetto has made his first foray into fashion accessories with the Malala handbag, which was partially produced from apples for vegan leathergoods brand Angela Roi. More
Architecture studios Carmody Groarke and TRANS Architectuur Stedenbouw have collaborated with material researchers to develop a brick made from local construction waste, which will be used to build the new wing of the Design Museum Gent. More
Environmental organisation A Plastic Planet has launched an online platform to help architects and designers source plastic-free materials for their projects and avoid the "minefield of misinformation" around more sustainable alternatives. More
The latest edition of our weekly Dezeen Agenda newsletter features windows filled with water that can help to heat and cool buildings. Subscribe to Dezeen Agenda now. More
British startup Water-Filled Glass has developed panes of glass filled with water that use sunlight to power a "crazy" energy-saving heating and cooling system. More
Promotion: Seoul Design Award is seeking entrants who have designed projects that solve everyday problems in sustainable ways for its annual design prize. More
After a year that saw designers come up with numerous ideas for how to decarbonise transport, we round up 10 of the most interesting as part of our review of 2022. More
As the global energy crisis shone a light on fossil-fuel dependence this year, we continue our review of 2022 by looking at 10 of the most innovative projects demonstrating more renewable, efficient and affordable ways to power our lives. More
Promotion: creative think-tank Be Open has launched an international competition inviting students and graduates to come up with innovative ways of advancing sustainable energy systems. More
Australian architecture practice BVN and the University of Technology Sydney have created a low-carbon, 3D-printed system that "breathes" like frog skin. More
Prince William has announced the five winning projects of this year's Earthshot Prize, founded by the royal together with British wildlife presenter David Attenborough to find solutions to "repair our planet". More
The fear of being called out for "greenwashing" is paralysing designer-makers into doing nothing on the climate crisis. It's time to let them make mistakes, writes Katie Treggiden. More
British airline EasyJet and engineering company Rolls-Royce have run a commercial aircraft engine on hydrogen in what they claim is a "world first", potentially paving the way for the decarbonisation of plane travel. More
A chair that can adapt over time and one fabricated with 3D-printed liquid metal are among the designs that students at MIT came up with for The Next 150-year Chair exhibition in collaboration with furniture brand Emeco. More
