Water
Water is a ________ resources. (renewable/nonrenewable)
Renewable
Practicing conservation by using a refillable water bottle is an example of _________.
Reusing
Fossil fuels overall efficiency is _____.
high
_______ produces most greenhouse gases.
Coal
The sun, wind and water are examples of ______.
renewable resources
Most fresh water is ________.
frozen
Coal usage has decreased significantly since 1990, this is an example of _______.
_________ is a renewable resource that does not produce greenhouse gases.
Solar energy
Global warming is caused by the presence of _______.
greenhouse gases
Energy from renewable sources have a _____ impact on the environment.
low
Only ____ % of Earth's water is drinkable.
3
____________ caused soil erosion, loss of habitat, and decrease in oxygen levels.
deforrestation
The number one natural resource used to heat homes is _____________.
natural gas
As the human population increases, the negative impact on natural resources will __________.
increase
______ resources, such as coal, oil, and gas, can be depleted if overused.
Non-renewable
___% of freshwater is frozen.
77
Overuse of fossil fuels such as burning coal can cause an increase in ________.
acid rain
Three examples of fossil fuels are _____.
coal, natural gas, petroleum
As deforestation and urbanization increase, the biodiversity in aquatic ecosystems ________.
decrease
Nonrenewable resources are nonrenewable because
they take millions of years to replinsh.
The water cycle supports water as a renewable resource because ______.
It allows water to be reused over and over
Global consumption on fossil fuels has ______ over the years.
increased
If water consumption practices remain the same, there will be ____ freshwater available and _____ prices for food.
less, higher
Recycling, planting trees, and using renewable resources will help control _________.
global warming
Humans need to invest _____ to harness the same amount of energy rom renewable resources as from fossil fuels.
more