GEOG 210 Lecture Notes - Lecture 4: Palm Oil, Soybean, A Forest
Document Summary
There is always the same quantity of water on earth, all the species on earth have drunk the same water, it is constantly renewed through the water cycle. Coral reefs provide habitat for fish, algae the equilibrium of every ocean depends on it. It took more than 4 billion years for trees to be created, they defy gravity, they move towards the sky . Every species has a role to play on earth and they all balance out. It resulted in the first surpluses and gave birth to cities and civilizations. Agriculture is like a tradition handed down from generation to generation as a prerequisite to survival. After relying on muscle power for so long, humans found a way to tap into the energy buried deep in the earth. Fertilizers, pesticides, all used in agriculture to improve crop. Crops gave way to the most productive varieties and that are easier to transport.
