Recycled

Although ebikes are generally thought of as a green form of transportation, most are made of materials with a fairly large carbon footprint. The Multipath is a bit different, in that its frame is made of recycled plastic and alloy.

Likened to a snake coiling under a rock on a hot day, the Chuzhi house is defined by its intricate twisting roof. The ambitious residence was constructed using sustainable building techniques, including the use of 4,000 recycled plastic bottles.

Consumer electronics giant Acer has released a new Chromebook that could have you turning a little green – not with envy, but in an eco-friendly sense. The Vero 514 makes use of recycled and recyclable materials, while also embracing repairability.

German motion plastics specialist igus and Dutch bicycle startup MTRL have partnered to create a bike made from recycled plastic trash, including the frame, forks, wheels and gears. The igus:bike is due to ride out toward the end of the year.

Not many folks can claim their office is better traveled than they are. Irish company Aeropods is recycling the fuselages of retired airliners as portable outdoor office and glamping pods with eye-catching exteriors and custom interior fitouts.

MVRDV's stunning facade for Bulgari's flagship store in Shanghai is designed to look like the building has a luxurious jade finish, but the glowing green exterior actually has far humbler origins: the firm created it using recycled glass bottles.

Concrete is the most widely used building material in the world, but it comes at a huge environmental cost. Engineers in Japan have developed a new technique to make concrete by recycling waste concrete and combining it with captured carbon dioxide.

Single-use plastic packaging becomes a huge environmental problem when tossed in the trash. Looking to repurpose such waste, a design studio has created an electric cargo trike concept with a chassis 3D printed from supermarket plastic waste.

April 22nd is Earth Day, an annual event that promotes environmental awareness throughout the world. To mark the occasion we've chosen five inspiring architecture projects that we feel are excellent examples of sustainable design.

Pulp mills generate significant amounts of waste, and we're seeing scientists get quite creative with how it might be put to use. The latest example sees it used as a filler material for cement, which proved to be stronger and more resilient.

New research has continued to expand the possibilities in recycled concrete aggregates, with scientists coming up with a new manufacturing method that produces a concrete that is 35 precent stronger than traditional types.

As part of its mission to tackle plastic pollution in the marine environment, The Ocean Cleanup project plans to sell goods made from the waste it recovers to fund its ongoing operations, and has just unveiled its very first product.