Alternative Energy Sources - Scientific/Environmental Essay

"Solar energy is the direct use of the sun's electromagnetic radiation in generating electrical energy" (Source 3). To use solar energy one hooks up solar chips is that use he sun's energy to convert electrical energy. The major disadvantage is that "solar energy is [mostly]... used in supplying the energy needs of small devices like calculators, watches, radios, or as a limited power source in satellite systems." (Source 1). Perhaps in the future, common cars will be supplied electrical energy by solar conversion alone.
<Tab/>Over the past two centuries humanity has pumped billions of tons of greenhouse gasses into the atmosphere, primarily by burning fossil fuels. "The concentration of carbon dioxide, for example, has skyrocketed from its pre-industrial level of 280 parts per million to 368, an increase of 30%" (Source 2), and it's escalating rapidly. Now, as our planet is getting worse, "we are seeing an increase in the frequency of extreme weather events.…