bonn germany china chance assert leadership global plan combat global warm week first u.n. climate talk since u.s. president donald trump decide quit 195-nation paris agreement delegate say government experts work rule book 2015 climate pact nov. 6-17 annual meet bonn germany accord seek end fossil fuel era century shift wind solar clean energies trump dismiss climate change chinese hoax harm u.s. economy say june would pull agreement instead promote u.s. coal oil formal u.s. withdrawal take 2020. nation follow lead u.s. influence likely wane compare big greenhouse emitters lead china european union india even though washington still place table bonn rest world include major emerge economies make clear commit paris agreement maldives environment minister thor abraham chair alliance small island state oasis tell reuters china track beat goal peak carbon emissions 2030 seem best place step leadership agreement largely design washington former president barack obama many delegate say meet great free advertisement china one european environment minister say beijing plan launch nationwide carbon market year albeit delay first half result bonn prove paris process certainly stop china top climate official xi zhenhua tell news conference last week express hop washington end stay paris pact add urgency 2017 set second warm record behind 2016 accord nasa 2017 weather extremes hurricanes flood drought-fuelled wildfires fiji preside bonn talk first small island nation two decades u.n. climate negotiations may give oasis risk rise seas unprecedented influence paris rule book include detail measure report emissions due place end 2018. alden meyer union concern scientists say governments face tough test come years ratchet national ambition meet goals paris agreement unite nations say average temperatures rise three degrees celsius 5.4 fahrenheit pre-industrial time 2100 exist policies paris goal keep well two degrees 3.6f ideally 1.5 2.7f friday u.s. scientists release report say extremely likely human activities main source warm contradict trump view u.s. paint corner isolate nations mainstream science christiana figure u.n. climate chief paris tell reuters china may grasp climate leadership u.n. talk trump pull