GEOG 1010 Lecture 2: Intro to US & Canada
Document Summary
In top 5 largest countries in the world. Lots of diversity, but large size doesn"t always mean diverse. Based on soil types, vegetation types, precipitation, temp. Large parts were glaciated at one point. Lack of rain = good soil = irrigation. Where tobacco grew - hard on soil. Most big cities on the line - transition places. Not great soils - not as fertile. Sandy soil = different types of crops. Us 11th, canada 3rd in petroleum reserves. We use all of oil we produce, gas for cars. Have a lot of coal - largest lump of coal in mcalester. United states has largest reserves of coal in the world - 720p years of coal left. Realizing how bad coal is for environment. China is the largest producer of coal. Us - pacific northwest is biggest source. Canada - most comes from canadian shield. Most comes from south west - 4000 hours of sun .
