List I

1. The side of a valley which receives less insolation.
2. A deposit of calcium carbonate found in desert along a line of once-active springs.
3. A time of glaciation when glaciers advanced and perglacial condition extended but not as significantly as in a glacial.
4. The slope of a hill or valley which faces towards the sun.

List II

• Tufa
• Stadial
• Adret
• Ubac