Ecology & Environment Crossword Puzzles

feeding relationships among various organisms in an ecosystem, combined portions of earth in which all life exists, soil bacteria convert nitrates …

taking items that were meant for one purpose but can be used for other ones, the total amount of greenhouse gases that are generated by our actions …

significantly impact water quality by causing excessive growth of algae, increase temperature and reduces oxygen levels and may harm river species, …

required for photosynthesis (not carbon dioxide), the reactant in respiration, a product of photosynthesis (along with glucose), the process where …

the process by which water moves through the earth and the atmosphere, water that falls to earth’s surface as rain, snow, sleet, or hail, the …

an instrument used to measure atmospheric pressure. it can help predict weather changes by indicating whether the pressure is rising or falling, the …

forests cover _ percent of the planet, _ farming is responsible for 14.5% of global methane emissions, 3.5 _ to 7 _ trees cut down each year, if the …

is a form of solid precipitation with distinct ice pellets, balls or irregular lumps of ice, tiny drops of water that form on cool surfaces at night, …

sediment deposited where a river flows into an ocean or lake and builds up a landform, occurs where the agents of erosion deposit, or lay down, …

the cycling of chemical elements through living and nonliving parts of an ecosystem, the precipitation that flows over the surface of soil, a swelling …

a storm with thunder, lightning, and heavy rain, a violent rotating column of air in a storm, a large tropical storm with high winds and heavy rain, a …

what greenhouse gas makes up 0.04% of our atmosphere, is our atmosphere a pure substance or a mixture?, the atmosphere helps maintain a stable …

the major line of latitude where most tropical rainforests are located, the name of the largest tropical rainforest in the world, the name of …

a biome with tall grasses, also known as a tropical grassland, covering half of africa, which biome covers 3/4 of earth, a frozen layer under the …

h2o, excessive marine life harvesting, toxic metal contaminating seas, substances with varying effects, harmful chemicals for pest control, excess …

a large mammal with a trunk, found in savannahs and forests, an area covered in trees and undergrowth, an area covered with water, home to fish and …

molecules contains it are known as organic molecules, makes up 0.04% of earth's atmosphere, this type of gas traps heat in the atmosphere, carbon …

the location in which an organism lives, the coloring or patterns on an animal's body that allow it to blend in with its environment, all of the …

_ is not created or destroyed, but is recycled, the _ cycle is _ moving from producers to consumers to decomposers back to producers, these organisms …

very strong or harmful, very severe or intense, snowstorm with strong wind, strong windy rainstorm, loud sound after lightning, bright flash in the …

ground that is permanently frozen, trees and shrubs that shed their leaves at the end of the growing season, a scrub land biome of dense, spiny …

makes up 78% of earth's atmosphere, the second most abundant gas in earth's atmosphere, the measure of the force of air molecules on a …

reduced visibility often caused by pollution, at risk of becoming extinct, a long period of low rainfall, the large-scale clearing of forests, the …

generally features cool summers (relative to their latitude) and cool winters, with a relatively narrow annual temperature range and few extremes, is …

this process converts ammonia to nitrite and then to nitrate, this is the process by which nitrogen gas from the atmosphere is converted into ammonia …

a naturally occurring mineral containing a valuable constituent (such as metal) for which it is mined and worked, to make less or cause to appear …

an amorphous hydrated ferric oxide, varying in color from dark brown to yellow, used as an ore of iron, soil formed by rock decay and left as a …

to move from one object to another or one place to another, weather over time, when something becomes different over time, an amount of air that moves …

the uppermost layer of vegetation in terrestrial biome, a narrow stratum of rapid temperature change in the ocean and lakes, a terrestrial biome at …

the breakdown of rock results from chemical change in the rock, commonly known as "rust". it occurs when oxygen combines with another …