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.
Since the mid-1900s, humans have been exerting an ever-increasing impact on the global nitrogen cycle. Human activities, such as making fertilizers and burning fossil fuels, have significantly altered the amount of fixed nitrogen in the Earth's ecosystems. In fact, some predict that by 2030, the amount of nitrogen fixed by human activities will exceed that fixed by microbial processes (Vitousek 1997).