On a recent day, a new sewage treatment system started operations at the capital’s Sunamachi Water Reclamation Center in Koto Ward. The equipment consists of white tanks about 3 to 4 meters high that ...

Tokyo Gas Co. has started a carbon recycling service with a device that can create material for soap and fertilizers from gas emissions. However, the company must overcome a number of technical ...

The agricultural sector, which accounts for one-third of global gross domestic products, is critical due to growing environmental concerns and the need to shift towards sustainable methods. However, ...