Ecology/Environmental Crossword

Precipitation that is more acidic than normal because of air pollution.
Capable of being broken down by bacteria and other decomposers.
Fuel made from living things.
Human-made gases containing chlorine and fluorine
The process of helping biodegradable wastes to decompose naturally.
A period of less rain than usual
The study of how living things interact with each other and their environment
The community of organisms that live in a particular area, along with their nonliving surroundings
Pollutants that are released into the air
An energy-rich substance (such as coal, oil, or natural gas)
The theory that increasing carbon dioxide in the atmosphere will raise Earth's temperature.
The trapping of heat near Earth's surface by certain gases in the atmosphere.
The breaking of a habitat into smaller, isolated pieces.
An energy-rich chemical compound that contains carbon and hydrogen atoms.
A species that influences the survival of many others in an ecosystem.
A thick, brownish haze formed when certain gases react with sunlight
A resource that is either always available or is naturally replaced in a relatively short time.
A close relationship between two species that benefits at least one of the species.
A condition in which a layer of warm air traps polluted air close to Earth’s suface
A species that could become endangered in the near future.