News tagged with waste

Plastic tide 'causing $13 bn in damage', UN says

The dumping of plastic waste into the world's oceans is causing at least $13 billion a year of damage, threatening marine life, tourism and fisheries, the United Nations warned Monday at the launch of a global ...

Jun 23, 2014
4.2 / 5 (6) 1

Nurturing social innovation to reduce food waste

Innovation for more sustainable food systems is not just about improving food technology and communication activities. Social innovation also has a powerful role to play, according to Sophie Easteal of the ...

Jun 18, 2014
5 / 5 (1) 1

Making wealth from waste

We have killed for it, enslaved others to mine for it, and even built a world currency based on it. Gold. Homer described it as the glory of the immortals. The Incas simply called it the tears of the sun.

Jun 17, 2014
5 / 5 (1) 0

Clean power from waste heat

Siemens has developed a technology to use waste heat, which previously had gone unused, to generate electricity. The solution employs silicone oils, which have a lower enthalpy of vaporization than water, ...

Jun 05, 2014
5 / 5 (7) 1