A Finnish huussi, or composting toilet, has been built in the centre of the country's pavilion at this year's Venice Architecture Biennale, which aims at critically exploring the world's unsustainable approach to sanitation. More
Japanese designer Yuma Kano has created a decorative material that resembles terrazzo from wood, foliage, bark, soil and seeds that was shown at Milan design week. More
Design gallerist and curator Rossana Orlandi has announced the winners of this year's Ro Plastic Prize for sustainable material use during a ceremony at Milan design week. More
Dezeen Showroom: sustainability-focused Italian furniture brand One to One has launched the OTO chair, designed by Alessandro Stabile and Martinelli Venezia to be a "manifesto of circular design". More
More work is needed to improve the sustainability of trade fairs like Salone del Mobile, designers told Dezeen at Milan design week. More
Design consultancy Matter has redesigned the Royal British Legion remembrance poppy to be created entirely of paper made from coffee cup waste and recycled wood fibres, the first change in the flower's design for 28 years. More
Copenhagen-based Natural Material Studio and designer Zuzanna Skurka have created an installation at Milan design week from soft bio textiles made from surplus bricks. More
A sequinned Stella McCartney bodysuit and styrofoam cups made from mealworms feature in this roundup highlighting innovative design projects that make use of bioplastics. More
Benjamin Hubert's studio Layer has worked with US start-up Croft to design a system of products for retrofitting vehicles to run on green hydrogen. More
Dezeen Courses: in the latest roundup of programmes listed on Dezeen Courses, we've selected five architecture and design courses that specialise in sustainability. More
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
