_______________ is one the largest and most densely populated cities in the world. A major concern in Mexico City is air pollution caused by… ______________________ _________________________ ________________________ The mountains surrounding the city create a _________and trap in air pollution. The trapped air causes ________, ____________, and damage to plants and humans.
ďƒ˜Trees are being cleared in the Amazon Rainforest mostly because of clearing for ___________________ and __________. ďƒ˜Destruction of the rainforest causes _____ levels to rise and increases global ____________.
Oil is Venezuela’s main _________. Oil production has caused several environmental issues such as… _______________ ________________ ______________