x ide ▁removal ▁Car bon ▁dio x ide ▁removal ▁Green house ▁gas ▁removal ▁Bio char ▁Bio - energy ▁with ▁carbon ▁capture ▁and ▁storage ▁Car bon ▁se quest r ation ▁Direct ▁air ▁capture ▁Ocean ▁fert il ization ▁En hanced ▁weather ing ▁ ▁Car bon ▁air ▁capture ▁ ▁Other ▁green house ▁gas ▁rem ed iation ▁▁ ▁Green house ▁gas ▁removal ▁ ▁C FC ▁las er ▁phot och em istry ▁ ▁Other ▁projects ▁Ar ctic ▁ge o engine ering ▁Cir rus ▁Cloud ▁Th in ning ▁ ▁References ▁▁▁ ▁Category : C lim ate ▁change - related ▁lists ▁Category : Out lines ▁of ▁sciences ▁Category : Wik ipedia ▁out lines ▁ ▁External ▁links ▁ ▁An ▁interactive ▁Ge o engine ering ▁Map ▁prepared ▁by ▁E TC ▁Group ▁and ▁the ▁Heinrich ▁Bo ell ▁Foundation <0x0A> </s> ▁Christopher ▁Michael ▁" Chr is " ▁Kelly ▁( born ▁August ▁ 1 8 , ▁ 1 9 7 0 ) ▁is ▁an ▁American ▁entrepr ene ur , ▁att orney , ▁and ▁activ ist . ▁From ▁September ▁ 2 0 0 5 ▁to ▁August ▁ 2 0 0 9 , ▁he ▁served ▁as ▁Chief ▁Priv acy ▁Officer , ▁first ▁General ▁Coun sel , ▁and ▁Head ▁of ▁Global ▁Public ▁Policy ▁at ▁Facebook . ▁As ▁an ▁early ▁leader ▁at ▁Facebook , ▁he ▁helped ▁shape ▁it ▁into ▁one ▁of ▁the ▁most ▁successful ▁business es ▁in ▁history . ▁In ▁ 2 0 1 0 , ▁Kelly ▁was ▁a ▁candidate ▁in ▁the ▁Democratic ▁primary ▁for ▁California ▁Att orney ▁General . ▁Since ▁his ▁departure ▁from ▁Facebook ▁and ▁campaign ▁for ▁Att