Concerns about climate change have arisen as a result of decades of research by thousands of scientists around the world. Conduct research and write a documented essay to summarize and explain the scientific consensus on global warming. Describe at least 3 lines of evidence that have led climate experts to agree that climate-warming trends are occurring and are extremely likely due to human activities. Requirements The essay must be approximately 500 words. You should provide a bibliography and citations for facts, quotes, etc. that you use. Your essay should outline and briefly explain three sources of evidence (such as the history of scientific discoveries, paleoclimate and proxy data, evidence from climate models, etc.) that have led to scientific consensus on climate change.