Journal Article Research Support, Non-U.S. Gov't Research Support, U.S. Gov't, Non-P.H.S. colonización colonization global warming Alps Directiva de Aves de la UE EU Birds Directive LIFE program SDM SDM extrapolation adaptación climática afforestation agriculture ajuste comunitario alpine habitat biotic interactions cambio de distribución cambios en la distribución citizen science climate adaptation climate change common bird monitoring community adjustment community science community temperature index conservation policy distribution distribution change