?url_ver=Z39.88-2004&rft_id=10.1007%2FBF00139438&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Clark%2C+W.C.&rft.aulast=Clark&rft.aufirst=W.C.&rft.issue=1&rft.volume=7&rft.date=March+1985&rft.issn=0165-0009&rft.atitle=Scales+of+climate+impacts&rft.title=Climatic+Change&rft.pages=5-27&rft.genre=article