At the earth summit in rio de janeiro, june 1992, a biodiversity convention was signed by 150 countries the signatories here are six reason why we should all value the biodiversity of the earth 1) moral reasons 4) biodiversity provides actual and potential material and economic benefits to people 5) continuance of. Biodiversity is the variety of all life forms on earth - the different plants, animals and micro-organisms and the ecosystems of which they are a part in this unit we will biodiversity is important everywhere species and habitats in your area as well as those in distant lands all play a role in maintaining healthy ecosystems. What is amazing about our planet earth is the huge diversity that it houses look around and you can find diverse forms of organisms, each one different than the others let us look at this diverse biological aspect of our planet and learn more about conservation of biodiversity. Introduction australia's biodiversity is important both globally and nationally it is important to the world because of its uniqueness and its global significance, and it more than 4500 species of marine fishes – and the greatest number of species of red and brown algae, crustaceans, sea squirts, and bryozoans in the world. Biodiversity is of crucial importance to particular ecosystems and to the environment as a whole because it helps sustain the natural balance that enables life to thrive many times, they encounter external perturbations like fires, flooding, windstorms, deforestation, or the introduction of invasive species ( paine et al, 1998.
The tremendous diversity of life on earth — a result of more than three billion years of evolutionary history — is facing an uncertain future this insight that facilitate species coexistence in complex communities, and point to the potential importance of competitive dynamics not seen in pairwise interactions. Biodiversity coral reefs are among the most biodiverse ecosystems on the planet photograph by michael keller, myshot species by the numbers scientists have unesco's world heritage site program recognizes areas of global importance, such as the enormous wetland region of the pantanal in south america. Important remaining blocks of tropical forest wilderness it also claims some of the least disturbed coral reef systems left on earth papua new guinea has an extremely diverse culture – an estimated 875 distinct languages are still spoken there the combination of its rich biodiversity and cultural heritage makes papua new. Natural or biological diversity on earth is an important prerequisite for humans to 1991 ramsar wetland convention that have facilitated biodiversity conservation efforts worldwide 1 introduction there is worldwide concern that human activities it is the variety of life on earth at all levels, from genes to worldwide.
Biodiversity underpins life on earth, and refers to the variety found in biota from genetic make up of plants an animals to cultural diversity use of fertilizer, plant protection (pesticides) or the introduction of crop varieties and cropping patterns affect biodiversity, and thus impact global nutritional status and human health. The importance of biodiversity dr nitasha malhotra associate professor, kamala nehru college, university of delhi introduction environmentalists might define biodiversity as the total of all plant and animal life of the planet, and the planet itself – the air, water and land that supports animal and plant life this.
Biodiversity 1 has existed and evolved since the emergence of the first life forms on earth over 3,500 million years ago the natural processes of speciation and extinction caused many new examine ways in which biodiversity is important to human beings and introduction of alien species into natural ecosystems. Yet the world's incredible biodiversity is shrinking fast the earth has experienced five major extinctions since life first appeared almost 4 billion years ago the sixth is happening right now—and it is caused by humans the current extinction rate is between 100 and 1,000 times greater than what it was before 1800. Biodiversity is the amount of variety of life on earth it is the number of different species of plants, animals, and microorganisms it includes organisms from earth's vastly different ecosystems, including deserts, rainforests, coral reefs, grasslands, tundra, and polar ice caps our biodiversity is very important to the well-being of. In the convention on biological diversity signed by many member states at the earth summit held in rio de janeiro (brazil) in 1992, explains biodiversity as follows: of particular importance are the taxonomically isolated species, as they have little similarity to other species and therefore are unique with respect to their.
Cyanobacterial biodiversity and associated ecosystem services: introduction to the special issue they have existed for about 35 billion years, from pre- cambrian times, and played a significant role in oxygen accumulation in the earth's early atmosphere making it fit for the survival of aerobic life-forms. Biodiversity is not evenly distributed on the planet lake victoria contained almost 500 species of cichlids (only one family of fishes present in the lake) before the introduction of an exotic species in the 1980s and 1990s caused a mass extinction all of these species were found only in lake victoria, which is to say they were. Given that cultivated systems alone now account for more than 24% of earth's terrestrial surface, it is critical that any decision concerning biodiversity or many changes in ecosystem services are brought about by the removal or introduction of organisms in ecosystems that disrupt biotic interactions or ecosystem. Biodiversity encompasses the whole variety of life on earth it includes all species of plants and animals and the ecosystems of which they are part why is biodiversity important many people enjoy seeing wildlife or value the presence of open spaces, but biodiversity also provides a number of important services that we.
What is biodiversity the variety of life on earth, its biological diversity is commonly referred to as biodiversity the number of species of plants, animals, and microorganisms, the enormous diversity of genes in these species, the different ecosystems on the planet, such as deserts, rainforests and coral reefs are all part of a. Full-text paper (pdf): plant biodiversity | researchgate, the professional network for scientists 61 introduction planet earth is endowed with a rich variety of life forms, and the teeming millions of these living organisms have been well knit by the laws of nature an important component of biodiversity assess- ment. What is biodiversity biological diversity, or biodiversity, refers to the variety of life found on earth in the form of different ecosystems, species, and genes, and the systems and processes that link them together introduction to biodiversity in nova scotia why is biodiversity important biodiversity is essential to all life on earth.
Introduction the biological diversity of earth is vast and a source of wonder and inspiration to humans, who are a dominant component of this complex the focus on national sovereignty and jurisdiction by the cbd has left many important global biodiversity issues outside of the convention and has led to. As humankind gradually reduces the number of species on earth, the convention on biological diversity notes the importance of biological diversity on introduction life first appeared on earth about 38 billion years ago and over time covered the land and sea with microbes, plants and animals the count of known. What is biodiversity and why is it important biodiversity is the variety of plants and animals living on earth, carefully playing an important part in maint. Insects for example play an essential role in pollinating food crops the sheer variety of species and habitats on the planet is vast this is of vital importance because it underpins the functioning of the ecosystems on which we depend for water and food, health and recreation the importance of biodiversity is often.