arid: A description of dry areas of the world, where the climate brings too little rainfall or other precipitation to support much plant growth.
arthritis: A disease that causes painful inflammation in the joints.
cancer: Any of more than 100 different diseases, each characterized by the rapid, uncontrolled growth of abnormal cells. The development and growth of cancers, also known as malignancies, can lead to tumors, pain and death.
carbon: A chemical element that is the physical basis of all life on Earth. (in climate studies) The term carbon sometimes will be used almost interchangeably with carbon dioxide to connote the potential impacts that some action, product, policy or process may have on long-term atmospheric warming.
chemical: A substance formed from two or more atoms that unite (bond) in a fixed proportion and structure.
Cold War: A term for political and military tensions between the United States and the former Soviet Union. It began shortly after the end of World War II and lasted for decades. It is called “cold” because no major military clashes broke out. But each side engaged in lots of spying and there were the occasional international incidents that led to the threat of nuclear war.
concentration: (in chemistry) A measurement of how much of one substance has been dissolved into another.
consumer: (n.) Term for someone who buys something or uses something. (adj.) A person who uses goods and services that must be paid for.
copper: A metallic chemical element in the same family as silver and gold. Because it is a good conductor of electricity, it is widely used in electronic devices.
defense: (in biology) A natural protective action taken or chemical response that occurs when a species confronts predators or agents that might harm it. (adj. defensive)
disrupt: (n. disruption) To break apart something; interrupt the normal operation of something; or to throw the normal organization (or order) of something into disorder.
ecosystem: A group of…
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