Module 2: Stories of the Present (Stories of the Lithosphere):

Earth Science Essentials

Why one place has great farmland and another an Emerald City—Gold, Pollution, and Farmland—Part 2

This unit examines the chemical differentiation of the earth and considers constraints of element migration. Individual lessons will open in a new page--simply close the page when done and return here.

• Gold, Pollution, and Farmland Part 2 Lecture: Core formation, Ore formation and Pollutant migration (25:48 min)


• Gold, Pollution, and Farmland Part 2 Text: Core formation, Ore formation, and Pollutant migration, interactive text


• Gold, Pollution, and Farmland--Common Questions, text


• Extra Resources: Planets and Resources. Writing exercise.


• Gold, Pollution, and Farmland--Cool Stuff—text


• Gold, Pollution, and Farmland--M-ore puzzles Cr, Fe, Au, Al, and Dilithium crystals, interactive text

10/27/2017--pictures and text copyright Russ Colson