Importance of biodiversity list of high impact articles. Ppt biodiversity powerpoint presentation free to download. Besides providing habitats for animals and livelihoods for humans, forests also offer watershed protection, prevent soil erosion and mitigate climate change. Crops livestock, fishery, and forests are a rich source of food. It refers to the variety of life on the planet earth.
However, this is not to say that such measures are mutually exclusive. Genetic biodiversity species biodiversity ecosystem biodiversity ecosystem. Biologists estimate that species extinctions are currently 500 times the normal, or background, rate seen previously in earths history. Remove this presentation flag as inappropriate i dont like this i like this remember as a favorite. Biodiversity is the term used to encompass the variety of all living organisms on earth, including their genetic diversity, species diversity and the diversity of marine, terrestrial and aquatic. All living species associates and forming the complex system and is an important tool of the biodiversity. Diversity differences or variety biodiversity the genetically different living organisms. To understand why biodiversity is important, we have to think like biologists.
A healthy soil depends on a vibrant range of life forms living below the ground, from bacteria and fungi to tiny insects, earthworms and moles. Yet it is under constant threat, largely from human activities that we can control. Biodiversity is good measurement of the health of an ecosystem. The importance of the biodiversity of soil biota in arid. The natural disaster prevention mechanisms in most ecosystems and other free services we all get from the surrounding environment are not easily replaceable or replicable, so maintaining biodiversity is. This presentation uses a systems thinking approach to explain why biodiversity is important.
Biodiversity is a measurement of how many different types of organisms are found in an ecosystem. Biodiversity also serves recreation and tourism, and supports the ecosystems which provide us with many services. All these diversities help in maintaining the correct balance of nature. Types, importance and conservation methods with diagram. This website and its content is subject to our terms and conditions. Our biodiversity is very important to the wellbeing of our. Biodiversity is the most precious gift of nature mankind is blessed with. Powerpoint symposium department of biology read this chapter completely before you begin working on your team powerpoint presentations. But, gradually over the years, there has been a major loss in the biodiversity across the globe.
It is our responsibility, therefore, to preserve the quality of soil. Biodiversity is the property of its rightful owner. Humans should not cause their voluntary extinction. Yet these remain poorly measured and demonstrated, with many changes occurring subtly on timescales that are not immediately evident to the vast majority of australians. Although we still have much to learn about the often complex function of ecosystems, and about which species perform critical roles, we know that if an ecosystem. In fact, the variety of living things found across the planet also known as species diversity or species richness is just one part of. Importance intrinsic value extinctions what is biodiversity. The higher the biodiversity means that the ecosystem can sustain maintain many different types of producers, consumers, and decomposers. Importance of conservation of biodiversity humans derive a number of economic benefits from nature like food, firewood, fibres, medicines and more. Biodiversity is categorized into species diversity, genetic diversity and ecosystem diversity.
All domesticated crops and animals result from management of biodiversity, which is constantly responding to new challenges to maintain and increase productivity under constantly varying conditions and population pressures. Habitat loss and overexploitation, driven by our rapid population growth, are the primary causes of biodiversity loss which is now happening up to ten thousand times faster than for millions of years before. Besides all forms of life have a right to exist on the earth. O biodiversity indicates variations of life forms species, ecosystem, biome o biodiversity indicate the health of ecosystem. For most people, it does not just mean freedom from illness, but a state of overall social, emotional, physical, spiritual and cultural welfare. The loss of biodiversity is dangerous and its consequences are immediate. Alpha diversity, beta diversity, gamma diversity, what are the uses of biodiversity. Tydeid mites are keystone species in the early stages of decomposition. The powerpoint is fun and applicable with four videos embedded into the powerpo. Our planets diverse, thriving ecosystems may seem like permanent fixtures, but theyre actually.
This powerpoint is a great teaching tool to introduce some key biodiversity concepts to your students. Biodiversity, ecosystems and their species perform important biological services, for example, green plants remove carbon dioxide and release oxygen into the atmosphere, which helps keep the environment healthy and fit for human life. The importance of biodiversity for development home fact sheet. View and download powerpoint presentations on biodiversity and evolution ppt. Nov 09, 2018 biodiversity contributes to the natural function of the ecosystem. Biodiversity loss and climate change are two of the most pressing challenges of our time, and soil biodiversity is part of the solution to both. Wild plants such as cinchona and foxglove plant are used for medicinal purposes. It is the differences and within all species of plants, animals, and micro organisms and the ecosystems within which they live and interact. Basic concepts and importance of biodiversity authorstream presentation. The biogeocycle that runs and maintains the balance in nature are due to the activity of the biodiversity. Basic concepts and importance of biodiversity authorstream. The importance of forests cannot be underestimated.
Different kinds of organisms, relationships among species the species biodiversity is the. Tes global ltd is registered in england company no 02017289 with its registered office. Biodiversity is an essential part of the solution to climate change. Thus biodiversity is the total variety of life on our. The current high rates will cause a precipitous decline in the biodiversity of the planet in the next century or two. Alpha diversity, beta diversity, gamma diversity, what are the uses of. Biodiversity is the variety within and between animal and plant life in a particular habitat or the entire planet. Apart from the economic importance of conserving biodiversity, there are several cultural, moral and ethical values which. Contents n importance n intrinsic value n extinctions n what is biodiversity. O biodiversity is in part a functioning of climate. As the species is the group of individuals with capability of reproducing the same species in the next generation. Chapter 2 biodiversity, ecosystems and ecosystem services. Arial wingdings century gothic arial black mountain top biodiversity notes species diversity genetic diversity ecosystem diversity importance of biodiversity. Biodiversity is a crucial part of the earths natural capital 1 biological diversity, or biodiversity the variety of the earths species, the genes.
Importance continued 5 threats of biodiversity slide 8 fragmentation invasive species population growth of humans slide 12 pollution overconsumption slide 15. Importance of biodiversity share this page biodiversity, ecosystems and their species perform important biological services, for example, green plants remove carbon dioxide and release oxygen into the atmosphere, which helps keep the environment healthy and fit for human life. Biodiversity is important in ecosystems because it prevents extinction of species, allows organisms to adapt to changes in the environment and provides a wide range of materials and foods for survival. A smallscale example of biodiversity is the various life forms within the park in the neighborhood. The natural disaster prevention mechanisms in most ecosystems and other free services we all get from the surrounding environment are not easily replaceable or replicable, so maintaining biodiversity is important. Biodiversity definition the number and variety of plants, animals and other organisms that exist in an ecosystem is known as biodiversity it is a measure of the variety of organisms present in different ecosystems the richness of biodiversity depends on the climatic conditions and area of the region biodiversity is the result of 3. Importance of biodiversity, challenges and strategies to. Biodiversity includes a great variation within and between species of the living organisms. Ecological balance, constancy of climatic features and soil maintenance. The importance of agricultural biodiversity encompasses sociocultural, economic and environmental elements. Biodiversity and its importance free download as powerpoint presentation. This lesson package includes the lesson student and teacher versions of the power point, a bill nye video with worksheet and answer key and a student lesson handout as a word document.
Apr 25, 2008 the importance of agricultural biodiversity encompasses sociocultural, economic and environmental elements. In decomposition and mineralization processes, there is a temporal succession of microarthropod and nematode species. The powerpoint can be used straight from the cool australia website or downloaded by clicking on the powerpoint and using the slideshare website. Biodiversity powerpoint presentation teaching resources. The diversity of societies, cultures and languages that has developed throughout human history is intimately related to biodiversity and its use. For example, the richness of diversity allows medicines and foods to be naturally available. Biodiversity is the amount of variety of life on earth.
If so, share your ppt presentation slides online with. Guidelines for biodiversity assessment and monitoring for. Biodiversity has contributed in many ways to the development of human culture, and, in turn, human communities have played a major role in shaping the diversity of nature at the genetic, species, and ecological levels. Biodiversity in plants and animals its importance biology.
Nature can provide more than 30 percent of the solution to climate change by holding global warming below 2 degrees celsius and biodiversity is an essential part of the picture. What is the importance of biodiversity in an ecosystem. Why is maintaining biodiversity important 7 points. Find powerpoint presentations and slides using the power of, find free presentations research about biodiversity and evolution ppt. Find powerpoint presentations and slides using the power of, find free presentations research about effects of biodiversity loss ppt. The importance of biodiversity for numerous industries across australia has not been quantified, but recent issues exemplify our ongoing reliance on functioning ecosystems to maintain key processes that, in the past, may have been taken for granted. All domesticated crops and animals result from human management of biodiversity, which is constantly responding to new challenges to maintain and increase productivity under constantly varying conditions. Tableofcontents acknowledgements iii foreword officeincharge,unepworldconservation monitoringcentre iv foreword vicechairman,nationalplanningcommission v foreword.
Biodiversity at the heart of sustainable development input to the 2018 highlevel political forum on sustainable development hlpf secretariat of the convention on biological diversity cbd 27 april 2018 introduction biodiversitythe diversity of life on earthis defined as the variability among living organisms from all. By securing the lifesustaining goods and services which biodiversity provides to us, the conservation and sustainable use of biodiversity can provide significant benefits to our health. The importance of biodiversity ecology powerpoint lesson. They add beauty and exquisiteness to the environment. It includes organisms from earths vastly different ecosystems, including deserts, rainforests, coral reefs, grasslands, tundra, and polar ice caps. Therefore, it is very important to conserve biodiversity. Jul 15, 2014 biodiversity is the term used to encompass the variety of all living organisms on earth, including their genetic diversity, species diversity and the diversity of marine, terrestrial and aquatic. About thousands of plant crop species have been identified, developed, used and relied on for the purpose of food and agricultural production in human history. The importance of biodiversity to food and agricultural. Biodiversity is important, more than just the i want my children to enjoy it reason. From the hot arid deserts of the sahara, through the lush green rainforests of the amazon, to the ocean depths and bright corals, our natural world is a marvel of different landscapes, materials, colours and textures. The adobe flash plugin is needed to view this content. The loss of biodiversity could adversely affect our environment as the balance is lost and the natural food web is disturbed. More diverse the ecosystem, the more productive and balanced is the ecosystem.
Plants and animals are essential part of the ecosystem and comes under the biological component. In contrast, the continuing loss of biodiversity on a. Biodiversity also provides us with a community of life, with which we share planet earth, and the opportunity to practice thoughtful stewardship. Different habitats, niches, species interactions the ecosystem biodiversity is defined as the variations in the plants and the animals founds in the different ecosystems. Biodiversity has contributed in many ways to the development of human culture, and, in turn, human communities have played a major role in shaping. Biodiversity is the term used to encompass the variety of all living organisms on earth, including their genetic diversity, species diversity and the. Some of the major values of biodiversity are as follows. Biodiversity is a reservoir of resources for the manufacture of food, cosmetic products and pharmaceuticals.
Biodiversity preserves different cultures and spiritual heritage. 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. Biodiversity, the diversity of life on earth, is essential to the healthy functioning of ecosystems. Biodiversity is necessary to maintain balance in the ecosystem. View and download powerpoint presentations on effects of biodiversity loss ppt.
The variety of life on earth, its biological diversity is commonly referred to as biodiversity. India is one of the most diverse nations in the world. It is the number of different species of plants, animals, and microorganisms. For instance, the role of native insects in pollination, which is critical for agriculture, has. Biodiversity plays a key role in providing numerous irreplaceable services to the australian community. Biodiversity in plants the diversity of plants on the planet earth is an important resource for food, shelter, and agriculture. We depend on forests for our survival, from the air we breathe to the wood we use.
The loss of biodiversity could adversely affect our environment as the balance is. Biodiversity and evolution zamoras science zone ppt. Importance of biodiversity to humankinds slideshare. Biodiversity conservation, the practice of protecting and preserving the wealth and variety of species, habitats, ecosystems, and genetic diversity on the planet, is important for our health, wealth, food, fuel, and services we depend on. Biodiversity at the heart of sustainable development. Biodiversity, ecosystems and ecosystem services 7 biodiversity at a suitable scale, e. Unlike nonscientists, biologists dont think of biodiversity strictly in terms of the number of species found on earth. Biodiversity population matters every choice counts. Biodiversity, short for biological diversity, is the term we use for the variety of animals, plants, fungi, bacteria, and other intertwined life forms within any ecosystem from towering redwood trees to tiny, singlecell algae that are impossible to see without a microscope. More than 25% of the drugs are derived from plants and more than 25,000 species of plants are used by natives for medicine. Jan 19, 2014 biodiversity is important, more than just the i want my children to enjoy it reason. Associate professor, kamala nehru college, university of delhi. The term biodiversity was coined as a contraction of biological.