Write a book review of Beth Gardiner, Choked. Life and Breadth in the Age of Pollution, U. of Chicago Press, 2019 and Tim Marshall, The Age of Walls.

A book review of Beth Gardiner, Choked. Life and Breadth in the Age of Pollution, U. of Chicago Press, 2019 and Tim Marshall, The Age of Walls. How Barriers Between Nations are Changing our World, NY: Scribner, 2018.