The IEA's annual World Energy Outlook (WEO) arrives every autumn and contains some of the most detailed and heavily scrutinised analysis of the global energy system. Over hundreds of densely packed pages, it draws on thousands of datapoints and the IEA's World Energy Model. The Outlook includes several. One of the most significant shifts in this year's WEO is tucked away in Annex B of the report, which shows the IEA's estimates of the cost of. The lower costs and more rapid growth for solar seen in this year's Outlook means there will be record-breaking additions of new solar capacity in. The NZE2050 “case”, describing a route to 1.5C, has been published for the first time this year, because the WEO team agreed “it was time to deepen and extend our analysis of NetZero emissions”, according to IEA director Fatih Birol,. Taken together, the rapid rise of renewable energy and the structural decline for coal help keep a lid on global CO2 emissions, the.