ffcts f clmt chng r wll dcmntd nd grwng fr rth's ntrl nvrnmnt nd hmn scts. Chngs t th clmt systm ncld n vrll wrmng trnd, chngs t prcpttn pttrns, nd mr xtrm wthr. s th clmt chngs t mpcts th ntrl nvrnmnt wth ffcts sch s mr ntns frst frs, thwng prmfrst, nd dsrtfctn. Ths chngs mpct csystms nd scts, nd cn bcm rrvrsbl nc tppng pnts r crssd. Clmt ctvsts r nggd n rng f ctvts rnd th wrld tht sk t mlrt ths sss r prvnt thm frm hppnng.
Th ffcts f clmt chng vry n tmng nd lctn. p ntl nw th rctc hs wrmd fstr thn mst thr rgns d t clmt chng fdbcks. Srfc r tmprtrs vr lnd hv ls ncrsd t bt twc th rt thy d vr th cn, csng ntns ht wvs. Ths tmprtrs wld stblz f grnhs gs mssns wr brght ndr cntrl. c shts nd cns bsrb th vst mjrty f xcss ht n th tmsphr, dlyng ffcts thr bt csng thm t cclrt nd thn cntn ftr srfc tmprtrs stblz. S lvl rs s prtclr lng trm cncrn s rslt. Th ffcts f cn wrmng ls ncld mrn htwvs, cn strtfctn, dxygntn, nd chngs t cn crrnts.: 10 Th cn s ls cdfyng s t bsrbs crbn dxd frm th tmsphr.
Th csystms mst mmdtly thrtnd by clmt chng r n th mntns, crl rfs, nd th rctc. xcss ht s csng nvrnmntl chngs n ths lctns tht xcd th blty f nmls t dpt. Spcs r scpng ht by mgrtng twrds th pls nd t hghr grnd whn thy cn. S lvl rs thrtns cstl wtlnds wth fldng. Dcrss n sl mstr n crtn lctns cn cs dsrtfctn nd dmg csystms lk th mzn Rnfrst.: 9 t 2 °C (3.6 °F) f wrmng, rnd 10% f spcs n lnd wld bcm crtclly ndngrd.: 259
Hmns r vlnrbl t clmt chng n mny wys. Srcs f fd nd frsh wtr cn b thrtnd by nvrnmntl chngs. Hmn hlth cn b mpctd by wthr xtrms r by rppl ffcts lk th sprd f nfcts dsss. cnmc mpcts ncld chngs t grcltr, fshrs, nd frstry. Hghr tmprtrs wll ncrsngly prvnt tdr lbr n trpcl lttds d t ht strss. slnd ntns nd cstl cts my b nndtd by rsng s lvls. Sm grps f ppl my b prtclrly t rsk frm clmt chng, sch s th pr, chldrn, nd ndgns ppls. ndstrlsd cntrs, whch hv mttd th vst mjrty f C2, hv mr rsrcs t dpt t glbl wrmng thn dvlpng ntns d. Cmltv ffcts nd xtrm wthr vnts cn ld t dsplcmnt nd mgrtn.