Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
12 Cards in this Set
- Front
- Back
|
Fossil fuel |
a nonrenewable energy resource formed from the remains of organisms that lived long ago
The last of an organism that is from a historic period of time
Ashes |
|
|
Acid rain |
precipitation that has a pH below normal and has an unusually high concentration of sulfuric or nitric acids, often as a result of chemical pollution of the air from sources such as automobile exhausts and the burning of fossil fuels
Burning fossil fuels using sulfuric or nitric acids
People molding a piece of jewelry |
|
|
Global warming |
a gradual increase in average global temperature
The growth of temperature from around the world
Hurricanes |
|
|
Greenhouse effect |
The warming of the surface and lower atmosphere of Earth that occurs when carbon dioxide, water vapor, and other gases in the air absorb and reradiate infrared radiation
The absorption of certain gases that warm the surface and lower atmosphere of the Earth
Heat wave |
|
|
Erosion |
a process in which the materials of Earth's surface are loosened, dissolved, or worn away and transported from one place to another by a natural agent, such as wind, water, ice, or gravity
Absorbing water into the air in places such as clouds
Disintegration |
|
|
Deforestation |
The process of clearing forests
The cleaning of forests
Desertification |
|
|
Biodiversity |
The variety of organisms in a given area, the genetic variation within a population, the variety of species in a community, or the variety of communities in an ecosystem
Specific areas where a species goes to live in
Habitat |
|
|
Extinction |
The death of every member of a species
The complete disappearance of every member of a species
Elimination |
|
|
Recycling |
The process of recovering valuable or useful materials from waste or scrap; the process of reusing some items
Throwing away objects that have the ability to be reused as the same object or a different object
Salvage |
|
|
Ecotourism |
A form of tourism that supports the conservation and sustainable development of ecologically unique areas
The supporting of a conservation that helps it develop ecologically in specific areas
Growing of the economy |
|
|
Renewable resources |
Natural resources that can be replaced at the same rate at which they are consumed
Replaceable resources that can be replaced at the same pace that it is consumed
Hydroelectricity |
|
|
Invasive species |
Humans have disrupted ecosystems by intentionally and unintentionally introducing nonnative species
The disturbance of ecosystems by welcoming nonnative species
Earthworms |
