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We all that cars and factories a lot of greenhouse gas. Not many of us know that livestock such as cows, deer and goats also emissions. These farm animals responsible for a lot of the world's methane. This is the most common greenhouse gas after carbon dioxide (CO2). Billionaire Bill Gates to do something about the methane these animals belch out. He in a technology start-up that aims to the amount of methane coming from animal burps. The tech company is Rumin8. It is located in Australia. It has now a synthetic, seaweed-based dietary supplement for animals. The company says its supplement the creation of methane in animals' stomachs.

Bill Gates is the co-founder of the tech giant Microsoft. He a lot of his money on projects that the environment. He the farming of animals for meat should reduced because of the impact it has on climate change. He one third of all greenhouse gas emissions from livestock production. A spokesperson for Mr Gates' energy investment company about the benefits of the new synthetic dietary supplement. He said: "Rumin8 a low-cost toolbox that has already to be effective in reducing emissions." He added: "Our team will support Rumin8 in working closely with farmers to the reach of this solution globally."

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