This brief slideshow and guided notes for the HIPPCO threats to biodiversity (Habitat loss, Invasive species, Population increase, Pollution, Climate change, Overharvesting) is a great starting point for classes studying a loss of biodiversity around the Earth. The easy-to-follow slides give a short definition for each term, examples of that topic, and a video dealing with the topic linked in each slide. The videos are all relatively short, can be found on YouTube, and are great for whole class