Plan for 10 billion ultra-efficient LEDs lights up Paris climate summit

Lighting alliance unites Ikea and Philips with India and China in ambitious blueprint for global lighting overhaul

Governments including China, India, the US and companies such as Ikea are backing a plan to have 10bn super efficient light bulbs fitted worldwide to tackle the 5% of global emissions caused by lighting.

The public-private partnership is expected to see India sell 0.8bn LED bulbs by 2019 and China committing to sell 5bn by 2018.