Northumbria University graduate Danielle Coffey has designed a device that transforms oils and fats leftover from cooking into soap, to prevent them from polluting household water systems. More about Danielle Coffey's Sápu device turns household fats into soap
Northumbria graduate Harry Jones has produced a collection of clothing and lifestyle accessories using the life jackets left on European beaches during the refugee crisis. More about Ghostly Ocean Debris is an accessories collection made from discarded refugee life vests
Shoppers can only get recycled products from Miniwiz's Exchange pop-up store in Sardinia if they bring in plastic to be repurposed, as the shop doesn't accept money. More about Miniwiz creates pop-up store where rubbish is exchanged for recycled products
Reflective, ribbon-like rings form a border around the Tokyo 2020 Olympic and Paralympic medals by Junichi Kawanishi, which are made from old electronic devices donated by the public. More about Olympic committee unveils 2020 medals made from recycled smartphones
Chinese architecture firm LUO Studio has made a beetle-shaped micro library for children, from the abandoned frame of a bike-sharing scheme bicycle.
More about LUO Studio builds Shared Lady Beetle micro library from abandoned bicycle
German designer Basse Stittgen aims to address the issue of global food waste and overconsumption with a series of tableware objects made solely from out-of-date eggs. More about Basse Stittgen gives discarded eggs new life as bioplastic tableware
British designer Bethan Gray has teamed up with natural surface specialist Nature Squared to create a collection of iridescent furniture clad in leftover materials from the seafood and farming industries. More about Bethan Gray creates pearlescent furniture from discarded seashells and waste feathers
Adidas has launched a sneaker made from virgin plastic that can be ground up and remade again, as part of the company's bid to mitigate the plastic crisis. More about Adidas unveils fully recyclable Futurecraft Loop sneaker
Recycled concrete, repurposed double-glazing and discarded flooring boards were all used in the construction of Upcycle Studios, a Copenhagen housing development designed by Lendager Group. More about Lendager Group uses recycled materials to build 20 townhouses in Copenhagen
Note Design Studio has installed geometric totem poles inside a historic Milanese building to showcase the potential of IQ Surface, a new material by Tarkett that can be continuously recycled. More about Note Design Studio champions closed-loop sustainability with Formations installation
Furniture made of recycled plastic and fabrics made from plastic bags are among winners of the Ro Plastic Prize competition. More about Rossana Orlandi announces winners of Ro Plastic Prize for recycled products in Milan
Designer Brodie Neill has created a contemporary hourglass filled with microplastic instead of sand to highlight the issue of ocean plastic pollution. More about Brodie Neill replaces sand with microplastic found on beaches in contemporary hourglass
Emeco has teamed with London designers Barber and Osgerby for the first time to produce a stacking chair made from a specially developed recycled plastic. More about Barber and Osgerby creates chair for Emeco that can be endlessly recycled
Overtreders W employed the principles of a circular economy when designing the temporary RAUM pavilion in Utrecht, the Netherlands. More about Sustainable RAUM pavilion by Overtreders W designed to be reused
IKEA worked with UK artists and designers to create this series of animal habitats, repurposed from the company's used furniture. More about IKEA upcycles furniture into colourful Wildhomes for Wildlife
Four designers from London's Royal College of Art have recycled the toxic red mud residue from aluminium production to make a series of terracotta-hued cups, bowls and teapots. More about RCA designers transform toxic industrial waste into ceramic tableware
New Zealand-born designer Sophie Rowley gives new life to discarded denim offcuts by recycling them into pieces of furniture with marble-like markings. More about Sophie Rowley designs marble-like furniture from repurposed denim
Brighton-based design studio Gomi has created a portable bluetooth speaker using plastic waste that is deemed non-recyclable by local councils in the UK. More about Gomi portable speakers are made from non-recyclable plastic waste
Dezeen is partnering with Rossana Orlandi to challenge designers to develop new ways of recycling and reusing plastic with the Ro Plastic Prize. More about Rossana Orlandi launches Ro Plastic Prize for reusing, recycling and reinventing plastic
IKEA has announced plans to start renting its furniture, as part of a move towards a circular economy that includes refurbishing and re-selling products. More about IKEA to begin renting furniture as part of wider sustainable push