Fun facts
Cattle and dairy cows are responsible for producing around 16% of the world's annual emissions of this greenhouse gas?
What is Methane
a forest, ocean, or other natural environment viewed in terms of its ability to absorb carbon dioxide from the atmosphere.
what is a carbon sink
the probability of suffering harm from a hazard
What is a risk
This energy is stored in the form of soil and rocks
What is geothermal energy
Our understanding of nature and how our actions affect nature is quite limited
What is the humility principle
a measure of reproductive success
what is fitness
the tendency of matter to change its shape, area, and volume in response to a change in temperature.
What is thermal expansion
The renewable resources provided by Earth’s natural capital.
What is the Earth's natural income
the highest rate at which a renewable resource can be used without reducing its available supply.
What is maximum sustainable yield
Try not to make a decision that cannot be reversed later if the decision turns out to be wrong
What is the reversibility principle
this location is warming at twice the rate of the continental U.S.
What is Alaska
The condition of the atmosphere at a particular place and time.
What is weather
The toxicity of a substance is a measure of its
What is harfulness
combine hydrogen and oxygen gas to produce electricity and water vapor
What are hydrogen fuel cells
Solar energy, chemical cycling, and biodiversity
What are the three scientific principles of sustainability
What is a keystone species
A change in the state of the climate that can be identified (e.g., by using statistical tests) by changes in the mean and/or the variability of its properties and that persists for an extended period, typically decades or longer.
What is climate change
areas especially rich in plant species that are found nowhere else and are in great danger of extinction.
What are biodiversity hotspots
The sun, the Earth’s internal heat, and the wind
What are renewable energy resources
full-cost pricing, win-win solutions, and a responsibility to future generations
What are the three social science principles of sustainability
occurs if a heritable trait can be passed on to offspring at a higher rate than other individuals in a population
What is natural selection
the main source of climate change
What is carbon dioxide (emitted by human practices)
maximum population size that the environment will support.
What is the carrying capacity
wind, hydropower, and biomass
what are indirect forms of solar energy
some of the high-quality energy in each step of processing is wasted and degraded to lower-quality energy.
What is the second law of thermodynamics