Besides building consensus, India's G20 presidency will also be remembered for putting record and finally realistic numbers on the funds that developing nations should receive to fight mounting climate change challenges. The New Delhi Leaders' Declaration acknowledges that the developing world will need $5.9 trillion till 2030 for its Nationally Determined Contributions, and an additional $4 trillion each year for clean energy technologies to meet zero-emission goals. NDTV's Parmeshwar Bawa speaks to the Head of Climate Ambition Initiatives at the World Economic Forum, Pim Valdre on the significant takeaways from the climate agenda set at the G20 in New Delhi.