This document discusses several global environmental issues including global warming, ozone layer depletion, acid rain, marine pollution, deforestation, biodiversity loss, desertification, and radiation contamination. It provides statistics on world population growth and increasing global demands for energy and protein. Greenhouse gases like carbon dioxide, methane, nitrous oxide, and CFCs contribute to global warming by trapping heat in the atmosphere. The document advocates for renewable energy solutions like wind and biogas from dairy farms to help address these environmental challenges and create a more sustainable future.