An overnight global transition to highly efficient LED lamps would avoid 801 Mt of CO2 emissions, equivalent to displacing 684 coal-fired power plants around the world.

But such things don’t happen on their own or overnight, so we are challenging ourselves and the world.


governments have endorsed the GLC


Governments, companies, manufacturers, NGOs, landlords, and individuals: anyone who can buy, sell or help change a light bulb.

LEDs last up to




Reach cumulative global sales of 10 billion high-efficiency, high-quality, and affordable lighting products, such as LEDs.


can be saved in global electricity bills


As we draw closer to the goal of 10 billion bulbs, the world will experience a decrease in electricity and maintenance costs and an enormous reduction in CO2 emissions.

Most importantly, striving toward the goal will create opportunities for prosperity for millions of individuals.


Who’s In


The Latest

The "How To" Briefing Accompanying the Global Lighting Challenge

Getting it done

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Global Lighting Challenge Launched at COP21

Clean Energy Ministerial countries and global more ...

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The Climate Group Partners with the GLC

The Climate Group announ...

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