Simple technique could see excess wind energy stored as heat and converted back to electricity using a steam turbine
A new energy storage technology currently under development by Siemens is set to see excess wind energy converted to heat rocks, allowing the energy to be stored using an insulated cover. The system...
Oil chief Darren Woods says "climate risks warrant action" including carbon tax, natural gas, energy efficiency, biofuels and CCS
Macquarie insists it is committed to renewable energy - but critics say it could invest in fossil fuels if its bid succeeds
NEST, the provider of millions of UK pensions, announces its default offer will invest in new climate tilt fund developed by UBS Asset Management
The manufacturing giants talked creating jobs and cutting supply chain waste at the GreenBiz 17 conference in Phoenix