Some forms of energy are better positioned to meet electricity needs today from both timing and cost perspectives, NextEra Energy CEO John Ketchum said at CERAWeek by S&P Global.

NextEra Energy expects a 55% jump in power demand over the next 20 years versus the prior two decades, Chief Executive Officer John Ketchum told attendees at the CERAWeek energy conference in Houston on Monday.

John Ketchum, NextEra Energy CEO, joins 'The Exchange' to discuss energy demand going forward, how expensive it is to build a natural gas power plant, and much more.

NextEra Energy (NYSE:NEE), the top U.S. developer of wind and solar generation, expects a 55% jump in power demand over the next 20 years - 6x faster than the 9% growth seen over the past two decades - and power plants fueled by natural gas can meet only a fraction of the electricity demand growth forecast through the end of the decade,

John Ketchum, CEO of NextEra talks about global energy demand outlook and impact of tariffs with Bloomberg's Alix Steel at CERAWeek in Houston.