1. Loch Vale Watershed, Rocky Mountain National Park

3. Temperature at Loch Vale What is the trend? –decreasing average temperature from 1982 - 1992 Why does this trend occur? –let’s wait to talk about this What are the ecological implications of this trend? –temperature may become the limiting factor in plant growth –the glaciers at Loch Vale may become bigger, which may increase cooling in the area To what other ecological trends at Loch Vale is this related? –evaporation from the lakes will be lower, which will increase stream discharge –rock weathering will proceed more slowly so conductivity and calcium concentrations in the water may be reduced

4. Loch Vale Watershed, Rocky Mountain National Park