London-based tech startup Carbon Clean raises $8M in funding to develop cost-effective carbon capture and separation technology to combat climate change | Tech News | Startups NewsLast year, carbon dioxide emissions rose to 2.4 million pounds per second. All the world’s nations combined pumped nearly 38.2 billion tons of carbon dioxide into the air from the burning of fossil fuels such as coal and oil, according …techstartups.com4.0 from 1 user