French design students Hugo Maupetit and Vivian Fischer have developed a method for collecting discarded chewing gum and turning it into colourful, recycled plastic skateboard wheels. More
Central Saint Martins graduates Brigitte Kock and Irene Roca Moracia have collaborated to create concrete-like tiles that give new "economic and ecological" value to invasive species. More
Swedish designer Martin Thübeck has constructed a furniture range with "infinite building possibilities" using reclaimed wood from a local birch sawmill. More
A translucent structure made from salvaged waste materials sits at the heart of this coffee shop and roastery in Prague, designed by Czech architecture studio Kogaa. More
Valencia studio MUT Design has designed five modular pavilions clad in scales made from leftover wood for a travelling exhibition in Spain. More
Italian designer Tobia Zambotti has used discarded single-use masks as the stuffing for a sofa to call attention to the amount of plastic waste being generated as a result of the coronavirus pandemic. More
Spanish designer Júlia Roca Vera has created a line of cosmetics from fruit that was discarded for purely aesthetic reasons, to encourage people to make use of waste products. More
Central Saint Martins graduate Irene Roca Moracia has created a collection of modular furniture using discarded building materials, as a way of critiquing the wastefulness of the construction industry. More
South Korean designer Haneul Kim has collected thousands of used disposable face masks from his university campus and recycled them to create a stackable stool. More
Engineering student Carvey Ehren Maigue has been named the James Dyson Awards first-ever global sustainability winner for his AuReus system, in which waste crops are turned into cladding that can generate clean energy from ultraviolet light. More
Barcelona-based startup Honext has developed a sustainable construction board material made from a combination of enzymes and cellulose taken from the waste streams of paper production. More
Jaipur Rugs weaver Kasturi Balotia has released her debut rug design as part of the company's Manchaha initiative, which aims to take textile workers in rural India from a position of "exploitation to empowerment". More
Belgian studio BLAF Architecten used reclaimed bricks to build this house in Ghent with an irregular shape that curves around existing trees. More
Paint buckets, street signs and beaded car seats feature in a series of found seating designs, made by working-class migrants in the United Arab Emirates and collected by artist Christopher Benton. More
Mexican industrial design studio Jorge Diego Etienne has created a collection of "unpretentious" furniture for Techo – a non-profit that builds prefabricated housing for people living in slums across Latin America. More
Indian designer Sachi Tungare collected five kilograms of cigarette butts by hand to create her Jugaad collection of multi-coloured bowls and vases. More
To highlight sustainable and ethical substitutes for animal leather we've rounded up six materials that can rival its textural and performance qualities, from vegan pineapple leather to a leather alternative made of seafood shells. More
Dutch designer Richard Hutten worked with Lensvelt to create 27,000 new seats for Amsterdam's Schiphol airport that make use of the building's existing resources. More
Multidisciplinary practice Viewport Studio aimed to reduce the energy required to produce furniture when designing this series of tables, which are constructed from discarded timber offcuts. More
Dezeen Showroom: Lithuanian design brand EMKO has worked with a local textile factory to repurpose its rainbow array of leftover yarns into a spotted rug, which aims to "bring some chaos into sterile modern interiors". More
