<?xml version="1.0" encoding="UTF-8"?>
<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9"
        xmlns:xhtml="http://www.w3.org/1999/xhtml"
        xmlns:video="http://www.google.com/schemas/sitemap-video/1.1"
        xmlns:image="http://www.google.com/schemas/sitemap-image/1.1">
    
    <url>
        <loc>https://www.khanacademy.org/science/hs-bio/x230b3ff252126bb6:biodiversity-and-human-impacts/x230b3ff252126bb6:humans-and-biodiversity/v/extinction</loc>
        
        <xhtml:link rel="alternate" hreflang="en"
                    href="https://www.khanacademy.org/science/hs-bio/x230b3ff252126bb6:biodiversity-and-human-impacts/x230b3ff252126bb6:humans-and-biodiversity/v/extinction" />
        
        <xhtml:link rel="alternate" hreflang="es"
                    href="https://es.khanacademy.org/science/hs-biology/x4c673362230887ef:adaptation-and-environmental-change/x4c673362230887ef:extinction/v/extinction" />
        
        <xhtml:link rel="alternate" hreflang="fr"
                    href="https://fr.khanacademy.org/science/agroalimentaire-5e-annee-biologie/x3914c6db9a8dbb47:evolution-du-vivant/x3914c6db9a8dbb47:extinctions-massives/v/extinction" />
        
        <xhtml:link rel="alternate" hreflang="pt"
                    href="https://pt.khanacademy.org/science/hs-biology/x4c673362230887ef:adaptation-and-environmental-change/x4c673362230887ef:extinction/v/extinction" />
        
        <lastmod>2022-09-24T04:45:13.131282509Z</lastmod>
        
        <PageMap xmlns="http://www.google.com/schemas/sitemap-pagemap/1.0">
            <DataObject type="document" id="extinction">
            <Attribute name="title">Extinction</Attribute>
            <Attribute name="description">Species become extinct because they can no longer survive and reproduce in their altered environment. If members cannot adjust to change that is too fast or drastic, the opportunity for the species’ evolution is lost.</Attribute>
            <Attribute name="author">Sal Khan</Attribute>
            <Attribute name="type">video</Attribute>
            
            </DataObject>
        </PageMap>
        
        <video:video>
            <video:thumbnail_loc>https://cdn.kastatic.org/ka_thumbnails_cache/bfcf7f6a-58b5-4e68-b66a-9da893b39cf3_1280_720_base.png</video:thumbnail_loc>
            <video:title>Extinction</video:title>
            <video:description>Species become extinct because they can no longer survive and reproduce in their altered environment. If members cannot adjust to change that is too fast or drastic, the opportunity for the species’ evolution is lost.</video:description>
            <video:player_loc>https://cdn.kastatic.org/ka-youtube-converted/gmr5QYeFJ4g.mp4/gmr5QYeFJ4g.mp4</video:player_loc>
            <video:duration>333</video:duration>
            <video:category>Impact of climate change on biodiversity</video:category>
        </video:video>
        
    </url>
    
    <url>
        <loc>https://www.khanacademy.org/science/ap-college-environmental-science/x0b0e430a38ebd23f:global-change/x0b0e430a38ebd23f:human-impact-on-species/a/why-species-become-endangered</loc>
        
        <xhtml:link rel="alternate" hreflang="en"
                    href="https://www.khanacademy.org/science/ap-college-environmental-science/x0b0e430a38ebd23f:global-change/x0b0e430a38ebd23f:human-impact-on-species/a/why-species-become-endangered" />
        
        <xhtml:link rel="alternate" hreflang="fr"
                    href="https://fr.khanacademy.org/science/ap-college-environmental-science/x0b0e430a38ebd23f:global-change/x0b0e430a38ebd23f:human-impact-on-species/a/why-species-become-endangered" />
        
        <xhtml:link rel="alternate" hreflang="tr"
                    href="https://tr.khanacademy.org/science/ap-college-environmental-science/x0b0e430a38ebd23f:global-change/x0b0e430a38ebd23f:human-impact-on-species/a/why-species-become-endangered" />
        
        <xhtml:link rel="alternate" hreflang="ur"
                    href="https://ur.khanacademy.org/science/grade-8-science-snc-aligned/xa9b0f40dbc1bb08e:ecology/xa9b0f40dbc1bb08e:solutions-of-environmental-problems/a/why-species-become-endangered" />
        
        <lastmod>2024-08-05T20:38:08.513637776Z</lastmod>
        
        <PageMap xmlns="http://www.google.com/schemas/sitemap-pagemap/1.0">
            <DataObject type="document" id="why-species-become-endangered">
            <Attribute name="title">Why species become endangered</Attribute>
            <Attribute name="description">Review your understanding of endangered species with this free article aligned to AP standards.</Attribute>
            
            <Attribute name="type">article</Attribute>
            
            </DataObject>
        </PageMap>
        
    </url>
    
    <url>
        <loc>https://www.khanacademy.org/science/hs-bio/x230b3ff252126bb6:biodiversity-and-human-impacts/x230b3ff252126bb6:global-change-biology/a/biological-impacts-of-climate-change</loc>
        
        <xhtml:link rel="alternate" hreflang="en"
                    href="https://www.khanacademy.org/science/hs-bio/x230b3ff252126bb6:biodiversity-and-human-impacts/x230b3ff252126bb6:global-change-biology/a/biological-impacts-of-climate-change" />
        
        <xhtml:link rel="alternate" hreflang="fr"
                    href="https://fr.khanacademy.org/science/agroalimentaire-3e-annee-biologie/x819b12f8f76f08ba:ecologie/x819b12f8f76f08ba:biotope-biocenose-et-ecosysteme/a/biological-impacts-of-climate-change" />
        
        <xhtml:link rel="alternate" hreflang="uk"
                    href="https://uk.khanacademy.org/science/hs-bio/x230b3ff252126bb6:biodiversity-and-human-impacts/x230b3ff252126bb6:global-change-biology/a/biological-impacts-of-climate-change" />
        
        <xhtml:link rel="alternate" hreflang="ur"
                    href="https://ur.khanacademy.org/science/grade-8-science-snc-aligned/xa9b0f40dbc1bb08e:ecology/xa9b0f40dbc1bb08e:greenhouse-effect-global-warming-and-their-impact-on-climate/a/biological-impacts-of-climate-change" />
        
        <lastmod>2024-06-12T19:16:42.550703216Z</lastmod>
        
        <PageMap xmlns="http://www.google.com/schemas/sitemap-pagemap/1.0">
            <DataObject type="document" id="biological-impacts-of-climate-change">
            <Attribute name="title">Biological impacts of climate change</Attribute>
            <Attribute name="description">Learn about how climate changes affects life at all levels, from cells to ecosystems.</Attribute>
            
            <Attribute name="type">article</Attribute>
            
            </DataObject>
        </PageMap>
        
    </url>
    
    <url>
        <loc>https://www.khanacademy.org/science/grade-12-biology-snc-aligned/xa8ba3a087f1f5288:climate-change/xa8ba3a087f1f5288:impact-of-climate-change-on-biodiversity/v/human-impacts-on-ecosystems-interactions-in-ecosystems-high-school-biology</loc>
        
        <xhtml:link rel="alternate" hreflang="en"
                    href="https://www.khanacademy.org/science/grade-12-biology-snc-aligned/xa8ba3a087f1f5288:climate-change/xa8ba3a087f1f5288:impact-of-climate-change-on-biodiversity/v/human-impacts-on-ecosystems-interactions-in-ecosystems-high-school-biology" />
        
        <lastmod>2025-06-10T18:47:28.579833154Z</lastmod>
        
        <PageMap xmlns="http://www.google.com/schemas/sitemap-pagemap/1.0">
            <DataObject type="document" id="human-impacts-on-ecosystems-interactions-in-ecosystems-high-school-biology">
            <Attribute name="title">Human impacts on ecosystems</Attribute>
            <Attribute name="description">Anthropogenic changes (induced by human activity) in the environment—including habitat destruction, pollution, introduction of invasive species, overexploitation, and climate change—can disrupt an ecosystem and threaten the survival of some species.&#xA;</Attribute>
            <Attribute name="author">Sal Khan</Attribute>
            <Attribute name="type">video</Attribute>
            
            </DataObject>
        </PageMap>
        
        <video:video>
            <video:thumbnail_loc>https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw</video:thumbnail_loc>
            <video:title>Human impacts on ecosystems</video:title>
            <video:description>Anthropogenic changes (induced by human activity) in the environment—including habitat destruction, pollution, introduction of invasive species, overexploitation, and climate change—can disrupt an ecosystem and threaten the survival of some species.&#xA;</video:description>
            <video:player_loc></video:player_loc>
            <video:duration>336</video:duration>
            <video:category>Impact of climate change on biodiversity</video:category>
        </video:video>
        
    </url>
    
    <url>
        <loc>https://www.khanacademy.org/science/hs-bio/x230b3ff252126bb6:biodiversity-and-human-impacts/x230b3ff252126bb6:humans-and-biodiversity/e/apply-biodiversity-and-extinction</loc>
        
        <xhtml:link rel="alternate" hreflang="en"
                    href="https://www.khanacademy.org/science/hs-bio/x230b3ff252126bb6:biodiversity-and-human-impacts/x230b3ff252126bb6:humans-and-biodiversity/e/apply-biodiversity-and-extinction" />
        
        <xhtml:link rel="alternate" hreflang="uk"
                    href="https://uk.khanacademy.org/science/hs-bio/x230b3ff252126bb6:biodiversity-and-human-impacts/x230b3ff252126bb6:humans-and-biodiversity/e/apply-biodiversity-and-extinction" />
        
        <lastmod>2025-04-01T14:53:22.115006365Z</lastmod>
        
        <PageMap xmlns="http://www.google.com/schemas/sitemap-pagemap/1.0">
            <DataObject type="document" id="apply-biodiversity-and-extinction">
            <Attribute name="title">Apply: biodiversity and extinction</Attribute>
            <Attribute name="description">Apply your understanding of extinction and threats to biodiversity in this set of free, standards-aligned practice questions.</Attribute>
            <Attribute name="author">Wieteke Holthuijzen</Attribute>
            <Attribute name="type">exercise</Attribute>
            
            </DataObject>
        </PageMap>
        
    </url>
    
    <url>
        <loc>https://www.khanacademy.org/science/hs-bio/x230b3ff252126bb6:biodiversity-and-human-impacts/x230b3ff252126bb6:humans-and-biodiversity/a/biodiversity-loss-and-extinction</loc>
        
        <xhtml:link rel="alternate" hreflang="en"
                    href="https://www.khanacademy.org/science/hs-bio/x230b3ff252126bb6:biodiversity-and-human-impacts/x230b3ff252126bb6:humans-and-biodiversity/a/biodiversity-loss-and-extinction" />
        
        <xhtml:link rel="alternate" hreflang="fr"
                    href="https://fr.khanacademy.org/science/agroalimentaire-6e-annee-biologie/x3a3bce6be9d1ab2c:environnement/x3a3bce6be9d1ab2c:impact-dactes-quotidiens-et-de-lindustrie-agroalimentaire-sur-lenvironnement/a/biodiversity-loss-and-extinction" />
        
        <xhtml:link rel="alternate" hreflang="uk"
                    href="https://uk.khanacademy.org/science/hs-bio/x230b3ff252126bb6:biodiversity-and-human-impacts/x230b3ff252126bb6:humans-and-biodiversity/a/biodiversity-loss-and-extinction" />
        
        <lastmod>2026-04-02T16:52:50.954068474Z</lastmod>
        
        <PageMap xmlns="http://www.google.com/schemas/sitemap-pagemap/1.0">
            <DataObject type="document" id="biodiversity-loss-and-extinction">
            <Attribute name="title">Biodiversity loss and extinction</Attribute>
            <Attribute name="description">Learn about biodiversity loss and extinction.</Attribute>
            
            <Attribute name="type">article</Attribute>
            
            </DataObject>
        </PageMap>
        
    </url>
    
    <url>
        <loc>https://www.khanacademy.org/science/ap-college-environmental-science/x0b0e430a38ebd23f:global-change/x0b0e430a38ebd23f:human-impact-on-species/a/endangered-species-conservation</loc>
        
        <xhtml:link rel="alternate" hreflang="en"
                    href="https://www.khanacademy.org/science/ap-college-environmental-science/x0b0e430a38ebd23f:global-change/x0b0e430a38ebd23f:human-impact-on-species/a/endangered-species-conservation" />
        
        <xhtml:link rel="alternate" hreflang="fr"
                    href="https://fr.khanacademy.org/science/ap-college-environmental-science/x0b0e430a38ebd23f:global-change/x0b0e430a38ebd23f:human-impact-on-species/a/endangered-species-conservation" />
        
        <xhtml:link rel="alternate" hreflang="ur"
                    href="https://ur.khanacademy.org/science/grade-8-science-snc-aligned/xa9b0f40dbc1bb08e:ecology/xa9b0f40dbc1bb08e:solutions-of-environmental-problems/a/endangered-species-conservation" />
        
        <lastmod>2024-08-05T20:38:08.513637776Z</lastmod>
        
        <PageMap xmlns="http://www.google.com/schemas/sitemap-pagemap/1.0">
            <DataObject type="document" id="endangered-species-conservation">
            <Attribute name="title">Endangered species conservation</Attribute>
            <Attribute name="description">Review your understanding of endangered species conservation with this free article aligned to AP standards.</Attribute>
            
            <Attribute name="type">article</Attribute>
            
            </DataObject>
        </PageMap>
        
    </url>
    
</urlset>
