Introduction. The Securities and Exchange Commission was established in 1934 to regulate the commerce in stocks, bonds, and other securities. After the October 29, 1929, stock market crash, reflections on its cause prompted calls for reform.he Securities Exchange Act of 1934 created the SEC to regulate exchanges, brokers, and over-the-counter markets, as well as to monitor the required financial disclosures.
Human activities that damage the environment: Burning fossil fuel is damaging the environment which producing carbon dioxide that makes global warming. cutting trees is damaging the environment because it absorbs carbon dioxide and give out oxygen.
Lesson Plans: Abiotic Environment. Abiotic Environment Lesson Plans. Water, rocks, wind, sun, temperature and humidity are all examples of nonliving components in ecosystems that can interact with each other and also affect living organisms. How do human activities influence the abiotic environment in urban ecosystems? For example, urbanization has led to decreased agricultural development and increased water control via dams, reservoirs, and canals. The following activities will help you and your students explore abiotic factors that shape your environment.