upslope
noun
[ ˈʌpsləʊp ]
• an upward slope.
upslope
adverb
• at or towards a higher point on a slope.
• "the big man started to run upslope"
upslope
adjective
• situated or occurring at or towards a higher point on a slope.
• "a few resorts report several inches of new snow in the favourable upslope locations"