Why is San Diego so biodiverse?

California is one of the most geographically and ecologically diverse regions in the world, with landscapes ranging from sandy beaches to coastal redwood rainforests to snow-covered alpine mountains to dry desert valleys.

Threatened plants also caught our attention: San Diego has 1,500+ native plant species, including 368 rare species and 140 endangered species.

Endangered species include California songbirds, such as the least Bell’s vireo and California gnatcatcher; the arroyo southwestern toad; Stephens’ kangaroo rats; and San Diego fairy shrimp.

The four ecosystem types are classifications known as artificial, terrestrial, lentic and lotic. Ecosystems are parts of biomes, which are climatic systems of life and organisms. In the biome’s ecosystems, there are living and nonliving environmental factors known as biotic and abiotic.22 нояб. 2019 г.

There are three broad categories of ecosystems based on their general environment: freshwater, ocean water, and terrestrial.

The Amazon Rainforest and Biodiversity As an ecosystem, the Amazon is one of the most biodiverse places on earth. Over 3 million species live in the rainforest, and over 2,500 tree species (or one-third of all tropical trees that exist on earth) help to create and sustain this vibrant ecosystem.22 мая 2020 г.

50 states. Alaska is the most biodiverse state with 15 ecoregions across 3 biomes in the same realm. California comes in a close second with 13 ecoregions across 4 biomes in the same realm.

A 2002 report by The Nature Conservancy ranked Alabama No. 5 behind California, Texas, Arizona and New Mexico, but Ebersole said deliberate research in recent years to catalog Alabama’s plant and animal species proves Alabama is the most biodiverse state.20 февр. 2020 г.