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Firstly, it's essential to gather information on the risks associated with using coal-fired power plants to produce electricity. Some common risks include: 1. Air pollution: Burning coal releases significant amounts of hazardous air pollutants such as sulfur dioxide, nitrogen oxides, and particulate matter into the atmosphere. 2. Greenhouse gas emissions: Coal-fired power plants are one of the largest sources of greenhouse gas emissions, including carbon dioxide, contributing to climate change. 3. Water usage and pollution: These power plants require large amounts of water for cooling and emit toxic pollutants into water sources, affecting ecosystems and water quality. 4. Waste disposal: Coal ash and other by-products from burning coal can be hazardous and need proper disposal to avoid soil contamination and other environmental issues. 5. Occupational hazards: Workers at coal-fired power plants face health and safety risks like mining accidents, coal dust exposure, and long-term health problems.

Now, let's explore the risks associated with using nuclear fission power plants for generating electricity. Some common risks include: 1. Nuclear accidents: Although rare, failures in nuclear reactors, such as the Chernobyl and Fukushima accidents, can have severe and long-lasting consequences for human health and the environment. 2. Radioactive waste: Nuclear fission creates long-lived and highly radioactive waste, which requires secure storage and handling for thousands of years. 3. Water usage and pollution: Similar to coal-fired power plants, nuclear power plants also require a large amount of water for cooling, and in some cases, might cause water pollution and thermal pollution in aquatic ecosystems. 4. Security concerns: Nuclear materials can be a target for theft or terrorist activities, or be used for the production of illicit nuclear weapons. 5. Decommissioning: Dismantling nuclear power plants after their operational life is complex, time-consuming, and expensive, with potential environmental and financial risks.

Finally, let's create a list of risks associated with using coal-fired and nuclear fission power plants for generating electricity. Risks of coal-fired power plants: 1. Air pollution 2. Greenhouse gas emissions 3. Water usage and pollution 4. Waste disposal 5. Occupational hazards Risks of nuclear fission power plants: 1. Nuclear accidents 2. Radioactive waste 3. Water usage and pollution 4. Security concerns 5. Decommissioning In conclusion, while using coal-fired power plants may seem appealing due to the reduced complexity compared to nuclear fission power plants, it presents significant environmental, health, and safety risks. On the other hand, nuclear fission power plants also have risks associated with accidents, waste, and security. It is essential for society to weigh these risks and invest in sustainable energy sources to minimize their impacts.