The purpose of this Discussion is to help me understand the main concepts contai

The purpose of this Discussion is to help me understand the main concepts contained in chapters 1-4 in the book: W.P. Cunnigham and M.A. Cunnigham 2023. Principles of Environmental Science. Inquiry and Applications , 10th edition, McGraw Hill,400p
ISBN: 9781265506339
*entries MUST ask a question about a concept presented in the textbook from the chapters 1-4. This should be a question pertaining to material that you personally do not understand or need clarification on. Broad categories are : If your question relates to ECOSYSTEMS, Don’t forget to give your question its own unique topic. (Ex. Structure of ecosystems, producers, trophic levels, etc.)
*A Few Rules: post must be in your own words. Do NOT copy and paste from the Internet. You may use quotes from a source, but those quotes will not count towards your word count requirement. Please do not plagiarize. If you use a quote, you must put quotation marks around it AND you must cite the source at the end of your post; it is not simply enough to put a source at the end. You should include at least one reference in your responses.

Required Textbook:
W.P. Cunnigham and M.A. Cunnigham 2023. Principles of Environmental Science. Inquiry and Applications , 10th edition, McGraw Hill,400p
ISBN: 9781265506339