Environmental science

the branch of biology concerned with the relations between organisms and their environment

meteorology of climates and their phenomena

the preservation and careful management of the environment and of natural resources

the branch of biology concerned with the relations between organisms and their environment

(oceanography) a warm ocean current that flows along the equator from the date line and south off the coast of Ecuador at Christmas time

the branch of biology concerned with the relations between organisms and their environment

the branch of science dealing with physical and biological aspects of the oceans

the branch of science dealing with physical and biological aspects of the oceans

an indigenous person who was born in a particular place; "the art of the natives of the northwest coast"; "the Canadian government scrapped plan…

an indigenous person who was born in a particular place; "the art of the natives of the northwest coast"; "the Canadian government scrapped plan…

a written agreement between two states or sovereigns

having no hue; "neutral colors like black or white"

any of various water-soluble compounds having a sour taste and capable of turning litmus red and reacting with a base to form a salt

rain containing acids that form in the atmosphere when industrial gas emissions (especially sulfur dioxide and nitrogen oxides) combine with wat…

rain containing acids that form in the atmosphere when industrial gas emissions (especially sulfur dioxide and nitrogen oxides) combine with wat…

a written work (as a novel) that has been recast in a new form; "the play is an adaptation of a short novel"

a dispenser that holds a substance under pressure and that can release it as a fine spray (usually by means of a propellant gas)

a dispenser that holds a substance under pressure and that can release it as a fine spray (usually by means of a propellant gas)

a dispenser that holds a substance under pressure and that can release it as a fine spray (usually by means of a propellant gas)

a dispenser that holds a substance under pressure and that can release it as a fine spray (usually by means of a propellant gas)

the goal intended to be attained (and which is believed to be attainable); "the sole object of her trip was to see her children"

a mixture of gases (especially oxygen) required for breathing; the stuff that the wind consists of; "air pollution"; "a smell of chemicals in th…

medium for radio and television broadcasting; "the program was on the air from 9 til midnight"; "the president used the airwaves to take his mes…

pollution of the atmosphere; "air pollution reduced the visibility"

medium for radio and television broadcasting; "the program was on the air from 9 til midnight"; "the president used the airwaves to take his mes…

a mixture containing two or more metallic elements or metallic and nonmetallic elements usually fused together or dissolving into each other whe…

underground bed or layer yielding ground water for wells and springs etc

a particular environment or walk of life; "his social sphere is limited"; "it was a closed area of employment"; "he's out of my orbit"

a particular environment or walk of life; "his social sphere is limited"; "it was a closed area of employment"; "he's out of my orbit"

rise to one's feet; "The audience got up and applauded"

the market value set on assets

an amount determined as payable; "the assessment for repairs outraged the club's membership"

the weather or climate at some place; "the atmosphere was thick with fog"

relating to or located in the atmosphere; "atmospheric tests"

the atmospheric conditions that comprise the state of the atmosphere in terms of temperature and wind and clouds and precipitation; "they were h…

the weather or climate at some place; "the atmosphere was thick with fog"

relating to or located in the atmosphere; "atmospheric tests"

an abundant nonmetallic tetravalent element occurring in three allotropic forms: amorphous carbon and graphite and diamond; occurs in all organi…

of or containing nitrogen; "nitric acid"

the entire geographical area drained by a river and its tributaries; an area characterized by all runoff being conveyed to the same outlet; "flo…

an advertisement (usually printed on a page or in a leaflet) intended for wide distribution; "he mailed the circular to all subscribers"

capable of being decomposed by e.g. bacteria; "a biodegradable detergent"

the diversity of plant and animal life in a particular habitat (or in the world as a whole); "a high level of biodiversity is desirable"

plant materials and animal waste used as fuel

of or relating to the science of ecology; "ecological research"

of or relating to the science of ecology; "ecological research"

(ecology) a group of interdependent organisms inhabiting the same region and interacting with each other

arrange for and reserve (something for someone else) in advance; "reserve me a seat on a flight"; "The agent booked tickets to the show for the…

an advertisement (usually printed on a page or in a leaflet) intended for wide distribution; "he mailed the circular to all subscribers"

an advertisement (usually printed on a page or in a leaflet) intended for wide distribution; "he mailed the circular to all subscribers"

an upper limit on what is allowed; "he put a ceiling on the number of women who worked for him"; "there was a roof on salaries"; "they establish…

an abundant nonmetallic tetravalent element occurring in three allotropic forms: amorphous carbon and graphite and diamond; occurs in all organi…

a heavy odorless colorless gas formed during respiration and by the decomposition of organic substances; absorbed from the air by plants in phot…

a heavy odorless colorless gas formed during respiration and by the decomposition of organic substances; absorbed from the air by plants in phot…

the entire geographical area drained by a river and its tributaries; an area characterized by all runoff being conveyed to the same outlet; "flo…

the entire geographical area drained by a river and its tributaries; an area characterized by all runoff being conveyed to the same outlet; "flo…

an upper limit on what is allowed; "he put a ceiling on the number of women who worked for him"; "there was a roof on salaries"; "they establish…

money received in return for its equivalent in a larger denomination or a different currency; "he got change for a twenty and used it to pay the…

an advertisement (usually printed on a page or in a leaflet) intended for wide distribution; "he mailed the circular to all subscribers"

(used of soil) compact and fine-grained; "the clayey soil was heavy and easily saturated"

not spreading pollution or contamination; especially radioactive contamination; "a clean fuel"; "cleaner and more efficient engines"; "the tacti…

the weather in some location averaged over some long period of time; "the dank climate of southern Wales"; "plants from a cold clime travel best…

a change in the world's climate

the weather in some location averaged over some long period of time; "the dank climate of southern Wales"; "plants from a cold clime travel best…

(used of soil) compact and fine-grained; "the clayey soil was heavy and easily saturated"

a heavy odorless colorless gas formed during respiration and by the decomposition of organic substances; absorbed from the air by plants in phot…

a hot fragment of wood or coal that is left from a fire and is glowing or smoldering

a flammable hydrocarbon oil used as fuel in lamps and heaters

located on or near or bordering on a coast; "coastal marshes"; "coastal waters"; "the Atlantic coastal plain"

(ecology) a group of interdependent organisms inhabiting the same region and interacting with each other

a state at a particular time; "a condition (or state) of disrepair"; "the current status of the arms negotiations"

the atmospheric conditions that comprise the state of the atmosphere in terms of temperature and wind and clouds and precipitation; "they were h…

a phenomenon that follows and is caused by some previous phenomenon; "the magnetic effect was greater when the rod was lengthwise"; "his decisio…

(economics) the utilization of economic goods to satisfy needs or in manufacturing; "the consumption of energy has increased steadily"

a substance that contaminates

the act of contaminating or polluting; including (either intentionally or accidentally) unwanted substances or factors

a substance that contaminates

orthodoxy as a consequence of being conventional

orthodoxy as a consequence of being conventional

orthodoxy as a consequence of being conventional

an enclosed passageway; rooms usually open onto it

a false identity and background (especially one created for an undercover agent); "her new name and passport are cover for her next assignment"

a computer network consisting of a worldwide network of computer networks that use the TCP/IP network protocols to facilitate data transmission…

a periodically repeated sequence of events; "a cycle of reprisal and retaliation"

changing to a lower state (a less respected state)

the removal of trees

no longer in existence; "the extinction of a species"

changing to a lower state (a less respected state)

the act of decreasing something markedly

an air mass of lower pressure; often brings precipitation; "a low moved in over night bringing sleet and snow"

the gradual transformation of habitable land into desert; is usually caused by climate change or by destructive use of the land; "the dust storm…

act of improving by expanding or enlarging or refining; "he congratulated them on their development of a plan to meet the emergency"; "they fund…

an oxide containing two atoms of oxygen in the molecule

the removal of trees

a particular environment or walk of life; "his social sphere is limited"; "it was a closed area of employment"; "he's out of my orbit"

the entire geographical area drained by a river and its tributaries; an area characterized by all runoff being conveyed to the same outlet; "flo…

the entire geographical area drained by a river and its tributaries; an area characterized by all runoff being conveyed to the same outlet; "flo…

of or relating to the science of ecology; "ecological research"

of or relating to the science of ecology; "ecological research"

(ecology) the status of an organism within its environment and community (affecting its survival as a species)

(economics) the utilization of economic goods to satisfy needs or in manufacturing; "the consumption of energy has increased steadily"

an act of economizing; reduction in cost; "it was a small economy to walk to work every day"; "there was a saving of 50 cents"

the efficient use of resources; "economy of effort"

a system formed by the interaction of a community of organisms with their physical environment

a phenomenon that follows and is caused by some previous phenomenon; "the magnetic effect was greater when the rod was lengthwise"; "his decisio…

skillfulness in avoiding wasted time and effort; "she did the work with great efficiency"

water mixed with waste matter

keen and shared excitement; "the stage crackled with electricity whenever she was on it"

of or relating to electronics; concerned with or using devices that operate on principles governing the behavior of electrons; "electronic devic…

the act of emitting; causing to flow forth

a hot fragment of wood or coal that is left from a fire and is glowing or smoldering

the act of emitting; causing to flow forth

the occurrence of a flow of water (as from a pipe)

(of flora or fauna) in imminent danger of extinction; "an endangered species"

a source of danger; a possibility of incurring loss or misfortune; "drinking alcohol is a health hazard"

a healthy capacity for vigorous activity; "jogging works off my excess energy"; "he seemed full of vim and vigor"

concerned with the ecological effects of altering the environment; "environmental pollution"

condition in which the earth's surface is worn away by the action of water and wind

excessive nutrients in a lake or other body of water, usually caused by runoff of nutrients (animal waste, fertilizers, sewage) from the land, w…

a phenomenon that follows and is caused by some previous phenomenon; "the magnetic effect was greater when the rod was lengthwise"; "his decisio…