Environmental Systems & Societies SL
Environmental Systems & Societies SL
9
Chapters
219
Notes
Unit 1 - Foundations Of Environmental Systems & Societies
Unit 1 - Foundations Of Environmental Systems & Societies
Unit 2 - Ecosystems & Ecology
Unit 2 - Ecosystems & Ecology
Unit 3 - Biodiversity & Conservation
Unit 3 - Biodiversity & Conservation
Unit 4 -Water & Aquatic Food Production Systems & Societies
Unit 4 -Water & Aquatic Food Production Systems & Societies
Unit 5 - Soil Systems & Terrestrial Food Production Systems & Societies
Unit 5 - Soil Systems & Terrestrial Food Production Systems & Societies
Unit 6 - Atmospheric Systems & Societies
Unit 6 - Atmospheric Systems & Societies
Unit 7 - Climate Change & Energy Production
Unit 7 - Climate Change & Energy Production
Unit 8 - Human Systems & Resource Use
Unit 8 - Human Systems & Resource Use
Internal Assessment
Internal Assessment
IB Resources
Unit 5 - Soil Systems & Terrestrial Food Production Systems & Societies
Environmental Systems & Societies SL
Environmental Systems & Societies SL

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

Soil Superhero Guide: Save Earth's Crust!

Word Count Emoji
512 words
Reading Time Emoji
3 mins read
Updated at Emoji
Last edited onΒ 5th Nov 2024

Table of content

Soil conservation 101 🌍

Soil conservation is like playing the superhero for soils, saving both their quantity (how much of them we've got) and their quality (how good they are for plants and other stuff).

Superpowers for saving soil πŸ‘¨β€πŸŒΎ

  • Soil Conditioners: Think of these as special superfoods for the soil! There are different kinds like lime and organic matter.

    • Lime: Acidic soils don't really like being acidic, it's not their vibe. Lime helps them chill out a bit. Imagine sprinkling crushed limestone powder like fairy dust to make the soil less acidic and more plant-friendly.

    • Organic matter: It's like adding a cozy blanket to the soil, keeping it fertile and warm, and helping it fight against wind erosion. It's like a windproof jacket for the soil.

  • Wind Breaks: These are like living walls made of hedges or trees that slow down wind speed, reducing wind erosion. Imagine a superhero force field that protects from evil winds! Usually, it's just one or two rows of vegetation.

    • Shelter Belts: They're the bigger cousins of wind breaks. More like tree-sized windbreakers with three or four staggered rows of trees or shrubs. They not only slow down the wind but also provide shelter for the vegetation growing in their shadow.
  • Strip Cultivation: It's like growing crops in a mohawk hairstyle - in linear strips. This helps fight wind erosion by adding friction - kind of like a wind trying to move past a bumpy road instead of a flat highway. Also, by having different kinds of crops in these strips, we're not putting all our eggs (or in this case, crops) in one basket!

  • Cultivation Techniques:

    • Terracing: It's like creating a stairway to heaven... but for crops. By levelling the land into a series of steps or terraces, we slow down soil erosion. Flat surfaces slow down overland flow (water moving over the land), which is more soil-friendly than a steep slope.

    • Contour Ploughing: This is like ploughing in the shape of a hill rather than straight up and down it. It's another way to reduce overland flow and protect the soil. Imagine the difference between trying to run up a hill and running around it - it's easier going around, right? Same for water!

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IB Resources
Unit 5 - Soil Systems & Terrestrial Food Production Systems & Societies
Environmental Systems & Societies SL
Environmental Systems & Societies SL

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

Soil Superhero Guide: Save Earth's Crust!

Word Count Emoji
512 words
Reading Time Emoji
3 mins read
Updated at Emoji
Last edited onΒ 5th Nov 2024

Table of content

Soil conservation 101 🌍

Soil conservation is like playing the superhero for soils, saving both their quantity (how much of them we've got) and their quality (how good they are for plants and other stuff).

Superpowers for saving soil πŸ‘¨β€πŸŒΎ

  • Soil Conditioners: Think of these as special superfoods for the soil! There are different kinds like lime and organic matter.

    • Lime: Acidic soils don't really like being acidic, it's not their vibe. Lime helps them chill out a bit. Imagine sprinkling crushed limestone powder like fairy dust to make the soil less acidic and more plant-friendly.

    • Organic matter: It's like adding a cozy blanket to the soil, keeping it fertile and warm, and helping it fight against wind erosion. It's like a windproof jacket for the soil.

  • Wind Breaks: These are like living walls made of hedges or trees that slow down wind speed, reducing wind erosion. Imagine a superhero force field that protects from evil winds! Usually, it's just one or two rows of vegetation.

    • Shelter Belts: They're the bigger cousins of wind breaks. More like tree-sized windbreakers with three or four staggered rows of trees or shrubs. They not only slow down the wind but also provide shelter for the vegetation growing in their shadow.
  • Strip Cultivation: It's like growing crops in a mohawk hairstyle - in linear strips. This helps fight wind erosion by adding friction - kind of like a wind trying to move past a bumpy road instead of a flat highway. Also, by having different kinds of crops in these strips, we're not putting all our eggs (or in this case, crops) in one basket!

  • Cultivation Techniques:

    • Terracing: It's like creating a stairway to heaven... but for crops. By levelling the land into a series of steps or terraces, we slow down soil erosion. Flat surfaces slow down overland flow (water moving over the land), which is more soil-friendly than a steep slope.

    • Contour Ploughing: This is like ploughing in the shape of a hill rather than straight up and down it. It's another way to reduce overland flow and protect the soil. Imagine the difference between trying to run up a hill and running around it - it's easier going around, right? Same for water!

Unlock the Full Content! File Is Locked Emoji

Dive deeper and gain exclusive access to premium files of Environmental Systems & Societies SL. Subscribe now and get closer to that 45 🌟

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