The vaquita is a critically endangered porpoise in the northern end of the Gulf of California in Baja California, Mexico. Although similar to dolphins, porpoises are more closely related to narwhals and belugas than to the true dolphins.

Key words and terms used in environmental science and nature.

The symbolism and unique characteristics of the longest-living land animal: the tortoise

Madagascar’s largest carnivore: the fossa

Fundamental concepts in environmental science

Climate change basics: from the altering atmosphere and greenhouse gases to trends in polar ice sheets and rising sea levels. Learn how forests and the biosphere play a role in climate stability and why preserving them is imperative.

Key words to know related to the recycling industry

Plastic 101: Where it comes from, plastic pellets, what types of plastic are used by humans, and key characteristics everyone should be familiar with regarding this excellent but tricky resource.