.What is it called when all trees are harvested in an area, and then new same aged trees are grown in their places?

Geologists know that potassium-40 decays to argon-40, with a half-life of 1.3 billion years. if an analysis of a feldspar crystal in a sample of granite shows that 75 percent of the potassium-40 atoms have decayed to form argon-40, what is the age of the granite

The coco river is a natural border between nicaragua and which other country

Which country in the video has the highest population growth rate?