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ENVSCI
22 cards·by princesst
how do we define sustainability?
it is our responsibility to enhance and sustain or environment/future
what are ecosystem goods and services?
goods refer to items given monetary value in the workplace, services are valued and not sold
how do you place a value on ecosystem goods and services
idk
what is an ecological footprint
estimate of biologically productive land and sea needed to generate or renew the resources of
human population
what are some elements of a sustainable society
food, electricity etc
what is household solid waste composed of
food,paper,glass,plastic furniture etc
where does household solid waste go
recycle, burned for energy, discarded
how can we reduce household solid waste
reduce, recycle, reuse
explain why reduce, reuse, ad recycle helps get rid of solid waste
reduce=fewer inputs, recycle=have a different use, reuse= fewer inputs and outputs
where does hazardous waste go
HHW programs and collection events
what are our main energy sources
oil, coal, natural gas, petroleum, hydroelectric
what are 5 alternative energy souces
biofuels, geothermal, wind, solar, tidal
advantages of alternative energy source
rewable, affordable, abundant
disadvantages of alternative energy source
costly installation costs, vulnerable to threats and natural disasters, uneven
distribution of resources
how do you measure household energy
in therms: unit of heat
how does usage in the U.S compare to other countries
we use more energy than other countries
where does our water come from
quabbin reservoir
where does our water go
neponset watershed
major water uses in household
shower, dishes
how long will petrolium reserves last
53 years
how long will coal reserves last
150 years
what are some options for producing energy that do not emit CO2
biofuels, hydropower, nuclear fisson, wind