On Monday, India's Prime Minister Narendra Modi launched e-RUPI, a cashless and contactless instrument for digital payments in the country. e-RUPI acts as an e-voucher based on a QR code or SMS string, which is delivered to the mobile phones of the beneficiaries. And in our tech conversation, Anshuman Bapna talks about his plan to train 100 million people on the crisis and the opportunity that is climate change, at Terra.do