FAQs about Biodiversity

10. How many species are there in the world?

“Global biodiversity is a measure of global diversity and is defined as the total variability of life forms. The number of species of living beings that have been described to date is around 1.9 million. This number is only approximate and varies according to the sources (…) Regarding viruses, which are not generally considered living beings, some 3,200 species have been described.”

Between the years 2009-2014 a number of species have been identified that are broken down as follows:

ANIMALS: 1.426.337

Chordates: 68,972

Vertebrates: 66.176 4

Mamals: 5518

Birds: 10.425

Reptiles: 10.038

Amphibias: 6515

Fishes: 32.000

Agnathas: 116

Cephalochordatas: 33

Tunicatas: 2760

Invertebrates: 1.359.365

Insecta: 1.000.000

Arachnida: 102.250

Crustacea: 47.000

Mollusca: 85.000

Others: 125.117

FUNGIS: 74.000-120.0005

LICHENS: 17.000

PLANTS: 323.674

Vasculars Plants: 309.674

Spermatophytes: 280.000

Gymnospers: 1021

Ferns: 12.000

Mosses: 16.236

Algae: 12.272

Others: 10.000

PROTOCTISTAS: 55.0006

BACTERIA: 10.0007

ARCHAEA: 5008

VIRUSES: 32002

Source:

Wikipedia. Biodiversidad global. Retrive from https://en.wikipedia.org/wiki/Global_biodiversity

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June 5 was established as World Environment Day by the United Nations General Assembly in 1972. On that date, the Stockholm Conference “First Earth Summit” was held at the initiative of Sweden and in conjunction with the UN.

World Environment Day is celebrated on June 5 of each year. In 2020 the venue of the event was Colombia. Topics to be discussed was the Amazon, air quality, health, circular economy, and climate change.

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