washington trump administration officials likely meet may reach final decision whether unite state stay paris climate deal hold initial meet thursday white house administration source say group advisers include secretary state rex tillerson energy secretary rick perry national security adviser h.r mcmaster track make decision group seven summit may 26 source say president donald trump make cancel paris agreement part 100-day plan energy policy late say open stay pact washington get good term tillerson former head exxon mobil corp perry say country remain agreement mcmaster share view source outside administration say opponents pact include environmental protection agency chief scott pruitt former attorney general oil-producing oklahoma white house chief strategist steve bannon nearly 200 countries strike paris agreement limit climate change cut carbon dioxide emissions make investments clean energy many company bp plc microsoft corp urge unite state stay agreement protect competitiveness addition group nine republican lawmakers urge trump stick pact weaken u.s. pledge cut greenhouse gas emissions representative kevin cramer oil-producing north dakota eight republican house representatives members send letter trump urge use country seat paris table defend promote commercial interest include manufacture fossil fuel sectors unite state stay 2015 agreement washington present new emissions cut pledge harm economy say letter cramer advise trump energy climate presidential campaign trump democratic predecessor barack obama pledge 26 percent 28 percent cut u.s. greenhouse gas emissions 2005 level 2025. scientists say world need curb greenhouse gas emissions limit effect climate change include rise seas deadly heatwaves severe storm droughts republican lawmakers also say washington retain seat green climate fund aim tackle climate change poor countries make additional transfer obama pledge billion fund 2014 give billion last 500 million payment come last days president trump advisers likely meet may paris climate pact