unit 6: environmental Flashcards
how do humans change the earth
intentionally by modernizing lifestyle, to make life easier
Air pollution
Burning fossil fuels
how does air pollution affects the environment
respiratory problems, bad for wildlife, acid rain
water pollution
lack of waste water management system
examples of water pollution
human waste, factory waist, agricultural waster
land pollution
burying trash in landfills
why are landfills negative
Poor landfill contaminate groundwater, how does materials make areas unlivable
sustainability
living a lifestyle that is not deplete the earth’s resources
how do we move in the direction of a more sustainable lifestyle
Morae fission cars, less reliance on fossil fuels, more renewable energy
crowdsourcing
giving the world a problem for people to solve
Micro approach
small effect by everyone to make a difference, solar panels
institutional approach
Big to replace big, solar farms
dependence on fossil fuels
cool for burning primarily to generate electricity, natural gas burn to generate electricity, petroleum greatest use is for fuel
Metal production
Iron, used to make steel products aluminum, lighter and stronger than steel rare earth minerals, use largely in advanced technological applications
biofuels
made from renewable resources, ethanol and biodiesel