london report donald trump quit paris accord draw call wednesday countries rally round climate pact warn environmentalists would leave deal badly weaken trump follow campaign pledge pull unite state global agreement source brief decision tell reuters twitter president say announce decision paris accord next days accord agree nearly 200 countries 2015 aim cut emissions blame global warm unite state commit reduce 26 28 percent compare 2005 level 2025. agreement criticize far cautious hold back rise temperatures fraction need defenders say enrolment almost world governments make crucial steffen kallbekken research director center international climate environmental research oslo call trump move monumentally irresponsible difficult imagine decision would devastate blow positive momentum behind paris agreement prospect raise climate ambition time say niklas hoehne germany new climate institute say u.s. pullout could corrode resolve nations perhaps include hydrocarbon power saudi arabia russia big achievement paris agreement support countries say u.s. work more former president barack obama help broke paris accord praise trip europe month trump call idea global warm hoax canada european union china say honor commitments pact unite state withdraw indian prime minister narendra modi meet spain mariano rajoy madrid wednesday countries reaffirm paris commitments without mention unite state french president emmanuel macron say weekend summit italy sure trump would back deal listen g7 counterparts hope appear quickly dash wednesday news conference government spokesman say macron tell cabinet meet france would pro-active work ensure paris accord implement depend stance people others take pro-active france homeland fight climate change spokesman say macron ask minister take number initiatives european partner directly france european commission vice-president maros sefcovic say u.s. pullout would disappoint really think would change course mankind much strong expectation partner across world africa asia china europe assume leadership effort ready sefcovic say guy verhofstadt leader liberal group european parliament send tweet literary style u.s. president trump put ego ahead future planet sad let double efforts make parisagreement success johan rockstrom director stockholm resilience centre call trump decision irresponsible egoistic european union india china take lead climate change say u.s. go global leader put destructive minority position predict deal would survive without washington denmark energy climate minister lars christian lilleholt tell reuters necessary eu show leadership u.s. pull deal judy wakhungu kenya cabinet secretary environment natural resources say government would disappoint u.s. withdrawal hop could reverse live earth face challenge add friends earth u.s. president erich pica say pull paris agreement trump make unite state world foremost climate villain observers saw chance washington would end pull hope president sway instead rather sensible advice receive secretary state secretary defense chief economic adviser recommend withdrawal say bob ward grantham research institute climate change london school economics talk trump pullout alarm backers paris climate accord