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Flexed Biceps

Unit 3 - Biodiversity & Conservation

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Globe Showing Europe Africa

Unit 1 - Foundations Of Environmental Systems & Societies

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Herb

Unit 2 - Ecosystems & Ecology

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Writing Hand

Unit 4 -Water & Aquatic Food Production Systems & Societies

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Deciduous Tree

Unit 5 - Soil Systems & Terrestrial Food Production Systems & Societies

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Cloud

Unit 6 - Atmospheric Systems & Societies

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Thermometer

Unit 7 - Climate Change & Energy Production

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Briefcase

Unit 8 - Human Systems & Resource Use

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Bar-Chart

Internal Assessment

<ul>
	<li>Biodiversity: Variety of life, in all its forms, across all ecosystems.</li>
	<li>Habitat Diversity: Variety of habitats in an ecosystem.</li>
	<li>Species Diversity: Variety of species in an ecosystem.</li>
	<li>Genetic Diversity: Variety of genes within a species.</li>
</ul>

Think of biodiversity like a spectacular 3D puzzle: It&rsquo;s made up of habitat, species, and genetic diversity. These components come together to create the intricate and lively picture of life on Earth!

Imagine our planet as a vast real estate market. The more diverse the available housing (habitats), the more species (tenants) it can accommodate! From coral reefs to Alpine forests, habitat diversity contributes significantly to overall biodiversity.

Imagine going to a grand buffet. Would you prefer a variety of dishes or just fries? Similarly, in an ecosystem with diverse habitats, you&#39;ll find a vast &#39;buffet&#39; of different species - that&#39;s high species diversity!

Even within a single species, like humans, there&#39;s a tremendous range of genetic variation. This genetic diversity gives the species the &#39;backup data&#39; it needs to survive environmental changes.

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💡 Fun fact: Look at dogs! They&#39;re all one species but have a massive range of genetic diversity - from tiny Chihuahuas to massive Great Danes!

Imagine going on a worldwide treasure hunt for biodiversity. Where would you find the most &#39;treasure&#39;? Here are some clues:

<ul>
	<li>🏝️ Near the Equator: Here, high rainfall and sunshine levels create optimal conditions for life, leading to high primary productivity (think of it like nature&#39;s kitchen cooking up a storm!).</li>
	<li>🗻 Mountains: The different altitudes of a mountain provide various &#39;climate zones&#39;, allowing different habitats to exist in the same place. Just like living on different floors of a skyscraper!</li>
	<li>🌋 Tectonic Zones: In places where Earth&#39;s crust is moving (like where earthquakes happen), physical barriers like mountains and oceans can pop up, isolating populations and creating new species.</li>
	<li>🏞️ Protected Areas &amp; National Parks: Here, human interference is minimized, allowing ecosystems to thrive and be home to a wide array of species!</li>
</ul>

Species diversity is a bit like taking attendance in class, but with a twist. It&#39;s not just about how many species (&#39;students&#39;) are there, but also how evenly distributed they are. We call this:

<ul>
	<li>Species Richness: Number of different species (like counting all the different faces in class).</li>
	<li>Evenness: How equal the population of each species is (like checking if all classes have the same number of students).</li>
</ul>

🎯 Remember: Biodiversity is a 3D puzzle comprising of habitat, species, and genetic diversity. It thrives in places with varied conditions (equator, mountains, tectonic zones, protected areas) and can be measured by species richness and evenness. Understanding these concepts helps us appreciate the intricate tapestry of life on our planet! 🌍🌿

Biodiversity 101: Nature's Wealth Unveiled

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Standard Level

Environmental Systems & Societies SL

Unit 3 - Biodiversity & Conservation

Biodiversity 101: Nature's Wealth Unveiled

Table of content

🔍 Key terms

Unpacking biodiversity - a 3D view 🏞️

Habitat diversity 🏠

Species diversity 🐘🐠🦉

Unlock the Full Content!

Unit 3 - Biodiversity & Conservation

Biodiversity 101: Nature's Wealth Unveiled

Table of content

🔍 Key terms

Unpacking biodiversity - a 3D view 🏞️

Habitat diversity 🏠

Species diversity 🐘🐠🦉

Unlock the Full Content!