Abstract(Contrary( to ( 'static'( pathways( that( are( defined( once( for( all,( this( article( deals( with( the( need( for( policymakers( to( adopt( a( dynamic( adaptive( policy( pathway( for( managing( decarbonization( over( the( period(of(implementation.(When(choosing(a(pathway(as(the(most(desirable(option,(it(is(important(to( keep(in(mind(that(each(decarbonization(option(relies(on(the(implementation(of(specific(policies(and( instruments.( Given( structural,( effectiveness( and( timing( uncertainties( specific( to( each( policy( option,( they(may(fail(in(delivering(the(expected(outcomes(in(time.(The(possibility(of(diverging(from(an(initial( decarbonization( trajectory( to( another( one( without( incurring( excessive( costs( should( therefore( be( a( strategic(element(in(the(design(of(an(appropriate(decarbonization(strategy.(The(article(relies(on(initial( experiences( in( France( and( Germany( on( decarbonization( planning( and( implementation( to( define( elements( for( managing( dynamic( adjustment( issues.( Such( an( adaptive( pathway( strategy( should( combine( long6lived( incentives( to( form( consistent( expectations,( as( well( as( adaptive( policies( to( improve(overall(robustness(and(resilience.(We(sketch(key(elements(of(a(monitoring(process(based(on( an( ex# ante( definition( of( leading( indicators( that( should( be( assessed( regularly( and( combined( with( signposts(and(trigger(values(at(the(subsector(level.( Policy(relevance( These(research(questions(are(of(special(interest(and(urgency(following(the(Paris(Agreement(in(2015,( which(calls(on(all(countries(to(monitor(the(implementation(of(their(national(contributions(and(review( their( ambition( regularly.( The( regular( revision( of( decarbonization( pathways( constitute( a( great( research( opportunity( to( gather( experiences( on( decarbonization( pathway( implementation( and( on( dynamic( management( issues( to( progress( toward( an( operational( dynamic( adaptive( policy( pathway( mechanism.(