It is often hard for people to imagine many of the complex, interrelated dynamics, which maintain so many of the essential natural ecosystems of Earth. Yet for us to be able to live in a sustainable manner and make informed decisions then it is important that we have some understanding about these.
Therefore would like to share these short videos with you because they give a simple yet profound glimpse into how interrelated animals, ecosystems, climate and water are.
It may be shocking to hear that wolves can really effect the course of a river or that whales can really have an impact upon the climate and help to sustain the entire living system of the ocean. Here are two excellent videos covering trophic cascades, which highlight these dynamics very clearly.