Across
- 3. (n) A biological community of interacting organisms and their physical environment, including both living organisms (plants, animals, microorganisms) and non-living components (soil, water, air).
- 7. (n) Something that is manufactured or produced as a result of a process, often for sale or distribution in the market.
- 8. (np) A natural resource or energy source that is replenished naturally and can be used indefinitely without depletion, such as solar energy, wind power, or biomass.
- 11. (n) A particular kind of matter with uniform properties, characterized by its composition and structure.
- 13. (n) The presence of harmful or undesirable substances or contaminants in the environment, such as air, water, or soil, often resulting from human activities.
- 14. (v) To take part or be involved in an activity, event, or process, contributing to its execution or outcome.
- 15. (n) A large marine mammal belonging to the order Sirenia, similar to the manatee, found in warm coastal waters of the Indian and western Pacific Oceans, primarily feeding on seagrasses.
- 17. (v) To make smaller or decrease in size, quantity, or extent; also, to minimize or lessen the amount or intensity of something.
- 19. (n) The natural environment or surroundings in which a particular species or community of organisms lives, including physical factors such as climate, soil, and vegetation.
Down
- 1. (n) The complete disappearance or eradication of a species or group of organisms from the Earth, typically as a result of environmental changes, natural disasters, or human activities.
- 2. (np) A species at risk of extinction due to factors such as habitat loss, pollution, climate change, or overexploitation by humans, often requiring conservation efforts to prevent their disappearance.
- 4. (n) A group of organisms with similar characteristics that can interbreed and produce fertile offspring in nature; the basic unit of biological classification and evolution.
- 5. (np) A colorless, odorless gas composed of carbon and oxygen molecules (CO2), produced by the combustion of carbon-containing fuels, respiration, and other natural processes. It is a greenhouse gas that contributes to global warming and climate change.
- 6. (n) The movement of people, goods, or materials from one place to another, typically using vehicles, infrastructure, or systems designed for transportation.
- 8. (v) To set free or allow something to escape from confinement or restraint; also, to make something available for public distribution or consumption.
- 9. (n) A marine invertebrate organism that forms colonies of calcium carbonate structures, often found in tropical oceans and reefs, providing habitats for a diverse range of marine life.
- 10. (np) Waste or refuse materials made of synthetic polymers, particularly plastic, often discarded improperly and contributing to environmental pollution.
- 12. (phr.v) To deactivate or switch off a device, appliance, or light source; also, to cause someone to lose interest or enthusiasm in something.
- 16. (n) A person, animal, or plant that resides or lives in a particular place or region, often implying permanence or long-term presence.
- 18. (adj) Poisonous or harmful to living organisms, often capable of causing illness, injury, or death when ingested, inhaled, or absorbed.