What are some examples of geologic activities that happen at the margins of tectonic plates?

Renewable resources of west and central africa include:

What is the general rule about surface currents? cold water flows along the ocean floor towards the equator. the east coasts of continents have cold surface currents, and the west coasts of continents have warm surface currents. seasonal and constant offshore winds create significant upwelling along the west coasts of south and north america and africa. the west coasts of continents have cold surface currents, and the east coasts of continents have warm surface currents.

In the construction of new housing development, which factor of production can be categorized as land?