made "2" superscript in km2
made "2" superscript in km2

made "2" superscript in km2 using <sup></sup>
apercas/gfw,KarlaRenschler/gfw,cciciarelli8/gfw,cciciarelli8/gfw,KarlaRenschler/gfw,codeminery/gfw,apercas/gfw,codeminery/gfw,KarlaRenschler/gfw,KarlaRenschler/gfw,Vizzuality/gfw,apercas/gfw,codeminery/gfw,codeminery/gfw,apercas/gfw,Vizzuality/gfw