https://www.khanacademy.org/science/biology/ecology/intro-to-ecosystems/v/ecosystems-and-biomes 2024-05-06T19:22:43.24334365Z Ecosystems and biomes Ecosystems, made up of living and non-living things, can be as small as a tide pool or as big as a rainforest. Ecosystems can be classified as terrestrial or aquatic, with aquatic further divided into marine and freshwater. Land ecosystems are often categorized into biomes, such as tropical forests or deserts, based on climate and vegetation. Sal Khan video https://cdn.kastatic.org/googleusercontent/K2QpBE0ntylRvNCVAHvhZrURodOjkNXBGCQXwIVImX6lzX57dEnq4diEcjfrAJHwk0xlwyWB2nyLDRsrAZWWzZbE Ecosystems and biomes Ecosystems, made up of living and non-living things, can be as small as a tide pool or as big as a rainforest. Ecosystems can be classified as terrestrial or aquatic, with aquatic further divided into marine and freshwater. Land ecosystems are often categorized into biomes, such as tropical forests or deserts, based on climate and vegetation. https://cdn.kastatic.org/ka-youtube-converted/A495e31cDdE.mp4/A495e31cDdE.mp4 453 Ecosystems https://www.khanacademy.org/science/revision-up-science-class-6-full-term/x00110b31861f2508:week-4/x00110b31861f2508:nature-s-treasures/v/forest-and-ocean-resources 2025-01-08T02:29:38.725066879Z Forest and Ocean Resources Discover the classification of forest and ocean resources! Learn about biotic and abiotic resources, ocean energy, and more in this video. Joel Prakash Stephen video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Forest and Ocean Resources Discover the classification of forest and ocean resources! Learn about biotic and abiotic resources, ocean energy, and more in this video. https://cdn.kastatic.org/ka-youtube-converted/d-6NM2ierIo.mp4/d-6NM2ierIo.mp4 493 Ecosystems https://www.khanacademy.org/science/biology/biodiversity-and-conservation/levels-of-biodiversity/v/genes-and-biodiversity 2021-04-15T14:55:07Z Genes and biodiversity How does the gene pool contribute to biodiversity? Learn how genetic diversity within populations contributes to species survival. Video by California Academy of Sciences. video https://cdn.kastatic.org/googleusercontent/Vn07VL5skziFm_C7_7AOebeOK61TjkzXQKLyKxkde8JGZl5TtPkc39V6YoFr-gTWmX8JdY8LT5Wc6o4AgFbQfjbr Genes and biodiversity How does the gene pool contribute to biodiversity? Learn how genetic diversity within populations contributes to species survival. Video by California Academy of Sciences. https://cdn.kastatic.org/ka-youtube-converted/XOxsjdB4-ZQ.mp4/XOxsjdB4-ZQ.mp4 401 Ecosystems https://www.khanacademy.org/science/biology/biodiversity-and-conservation/levels-of-biodiversity/v/ecosystem-biodiversity 2024-05-06T19:22:43.24334365Z Ecosystem biodiversity Ecosystem diversity is a critical aspect of Earth's biodiversity. Ecosystems, defined by habitat and climate, are unique and diverse. Species within ecosystems are specialized and vary globally. Protecting ecosystem diversity is vital, focusing not just on the most biodiverse but on the interconnectedness of all ecosystems. Preserving these complex webs of interactions is essential for the stability of Earth's ecosystems. California Academy of Sciences video https://cdn.kastatic.org/googleusercontent/flO6iiTDWfO5o8FaLisr4Wji7rtsaqRUz4Pan2anPsap70jd2P7dJVBPOsg8dDaqHqe-nzFt5YYo3tw4Y3Vaqyl5UA Ecosystem biodiversity Ecosystem diversity is a critical aspect of Earth's biodiversity. Ecosystems, defined by habitat and climate, are unique and diverse. Species within ecosystems are specialized and vary globally. Protecting ecosystem diversity is vital, focusing not just on the most biodiverse but on the interconnectedness of all ecosystems. Preserving these complex webs of interactions is essential for the stability of Earth's ecosystems. https://cdn.kastatic.org/ka-youtube-converted/ixf33dQDlXc.mp4/ixf33dQDlXc.mp4 254 Ecosystems https://www.khanacademy.org/science/biology/ecology/biogeography/a/tropical-rainforest-biomes 2023-09-07T19:43:53.962095951Z Tropical rainforest biomes In this article we discuss the main characteristics of tropical forests, including climate and biodiversity. article https://www.khanacademy.org/science/9th-grade-science-matatag/xc6c9cbcd628f26fe:3rd-quarter-life-science/xc6c9cbcd628f26fe:biotic-and-abiotic-features-of-ecosystems/e/test-your-knowledge--genetic-and-ecosystem-biodiversity 2026-04-07T23:55:07.30621384Z Test your knowledge: genetic and ecosystem biodiversity Test your Knowledge calacademy exercise https://www.khanacademy.org/science/9th-grade-science-matatag/xc6c9cbcd628f26fe:3rd-quarter-life-science/xc6c9cbcd628f26fe:biotic-and-abiotic-features-of-ecosystems/a/exploration-questions-genetic-and-ecosystem-biodiversity 2021-04-29T07:48:19Z Exploration questions: genetic and ecosystem biodiversity article https://www.khanacademy.org/science/9th-grade-science-matatag/xc6c9cbcd628f26fe:3rd-quarter-life-science/xc6c9cbcd628f26fe:biotic-and-abiotic-features-of-ecosystems/a/activity-genetic-and-ecosystem-biodiversity 2021-04-29T07:55:39Z Activity: genetic and ecosystem biodiversity article https://www.khanacademy.org/science/9th-grade-science-matatag/xc6c9cbcd628f26fe:3rd-quarter-life-science/xc6c9cbcd628f26fe:biotic-and-abiotic-features-of-ecosystems/a/glossary-genetic-and-ecosystem-biodiversity 2021-04-29T07:59:01Z Glossary: genetic and ecosystem biodiversity article https://www.khanacademy.org/science/9th-grade-science-matatag/xc6c9cbcd628f26fe:3rd-quarter-life-science/xc6c9cbcd628f26fe:biotic-and-abiotic-features-of-ecosystems/a/selected-references-genetic-and-ecosystem-biodiversity 2021-04-29T07:52:55Z Selected references: genetic and ecosystem biodiversity article https://www.khanacademy.org/science/9th-grade-science-matatag/xc6c9cbcd628f26fe:3rd-quarter-life-science/xc6c9cbcd628f26fe:biotic-and-abiotic-features-of-ecosystems/a/answers-to-exploration-questions-genetic-and-ecosystem-biodiversity 2021-04-29T07:51:35Z Answers to exploration questions: genetic and ecosystem biodiversity article https://www.khanacademy.org/science/grade-8-science-snc-aligned/xa9b0f40dbc1bb08e:ecology/xa9b0f40dbc1bb08e:ecological-interdependence/v/exploring-ecosystems-coral-reef-symbiosis-california-academy-of-sciences 2021-02-05T06:01:08Z Coral reef symbiosis Dive beneath the ocean waves and explore the unique and diverse relationships found on a coral reef. How do species interact on a coral reef? video https://cdn.kastatic.org/googleusercontent/fkBuW5mGdsYDHRgCNnnim-TmPcCNijyeL-Il0opsak_B3b5ld_kJROY3DmZsWpW7DjJRVavFW8sTYExz5u8Aw2Mc Coral reef symbiosis Dive beneath the ocean waves and explore the unique and diverse relationships found on a coral reef. How do species interact on a coral reef? https://cdn.kastatic.org/ka-youtube-converted/-EUUEPinEcQ.mp4/-EUUEPinEcQ.mp4 308 Ecosystems https://www.khanacademy.org/science/grade-8-science-snc-aligned/xa9b0f40dbc1bb08e:ecology/xa9b0f40dbc1bb08e:energy-flow-in-the-ecosystem/v/exploring-ecosystems-coastal-food-webs-california-academy-of-sciences 2021-02-05T06:01:09Z Coastal food webs Enter a kelp forest and explore the various threads that connect species together in food webs. How do changes in the ecosystem effect the community?  video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Coastal food webs Enter a kelp forest and explore the various threads that connect species together in food webs. How do changes in the ecosystem effect the community?  https://cdn.kastatic.org/ka-youtube-converted/LVJ5BKcAhAg.mp4/LVJ5BKcAhAg.mp4 255 Ecosystems https://www.khanacademy.org/science/ap-biology/ecology-ap/biodiversity/v/exploring-ecosystems-tropical-rainforest-diversity-california-academy-of-sciences 2023-07-06T18:33:28.586154171Z Tropical rainforest diversity Tropical rainforests are among the most diverse, energy-rich ecosystems on the planet and host a vast array of species within distinct vertical layers. Researchers study these ecosystems' structure and diversity; each , focusing on species richness and evenness. Diverse ecological communities are more stable and resilient, helping rainforests adapt to disturbances like deforestation and climate change. Unraveling the mysteries of tropical rainforests can aid in their conservation. video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Tropical rainforest diversity Tropical rainforests are among the most diverse, energy-rich ecosystems on the planet and host a vast array of species within distinct vertical layers. Researchers study these ecosystems' structure and diversity; each , focusing on species richness and evenness. Diverse ecological communities are more stable and resilient, helping rainforests adapt to disturbances like deforestation and climate change. Unraveling the mysteries of tropical rainforests can aid in their conservation. https://cdn.kastatic.org/ka-youtube-converted/LHPuo0rwM1w.mp4/LHPuo0rwM1w.mp4 244 Ecosystems