4.12.10B-+Analyze+technology's+role+on+natural+resource+sustainability

The way mankind has gotten energy has evolved in many ways. In 1776, most energy was conducted through brute strength of cattle. By the 1900's fuel wood which was used for heat was running out. To replace the depleting supply coal was brought in, the furnaces that burnt them provided heat and light from the flame. From coal, electricity, natural gases, petroleum, nuclear, and renewable resources. All ways the get energy besides renewable to more bad than good to the surrounding environment. The energy from coal is released by burning it in a furnace which gives off a lot of CO2.