On the eve of Gandhi's birthday – regarded by India as the father of their nation and an ardent supporter of sustainable development – the government submitted its UN pledge. India plans to cut its emissions intensity by 33-35% by 2030 from a 2005 baseline, while increasing its percentage of power generating capacity from non-fossil fuels to 40%.Globally, India's announcement marks a major milestone in the run up to the UN Climate Conference in December. As the world's third largest carbon-emitting country, it is the last major economy to submit a pledge. Over 140 countries have made pledges, covering 80% of global CO2 energy-related emissions. Wood Mackenzie looks at India's announcement, and what it could mean for the global energy industry.