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hot deserts (HD) and tropical rainforests (TR) - Coggle Diagram
hot deserts (HD) and tropical rainforests (TR)
Rainforests are found primarily near the equator in tropical regions and in certain cooler, mid-latitude coastal areas as temperate rainforests.Tropical rainforests are concentrated between 10° North and 10° South of the equator, where the climate is consistently warm and wet
TR CHARACTERISTICS
Poor Soil Quality
Layered Structure.
Warm and Wet Climate
High Biodiversity.
Dense Canopy
A hot desert is an extremely dry region with very high daytime temperatures and minimal rainfall, typically less than 250 millimetres per year. A hot desert climate is an extremely arid climate with high temperatures, minimal rainfall, and large daily temperature fluctuations.
Hot deserts are primarily found between 15° and 30° north and south of the equator, particularly around the Tropics of Cancer and Capricorn.
Soil in hot deserts is typically characterized by low organic matter, high mineral content, and poor water retention, making it challenging for plant growth.
Desert plants survive extreme heat and water scarcity through adaptations like water storage, reduced leaf surface area, specialized roots, and rapid life cycles
ANIMALS IN HD
Water Conservation
Nocturnal Behaviour
Physical Adaptations
Shelter Seeking
HUMANS IN HD
Physiological
Thermoregulation:
Genetic Adaptations
Behaviour
Lifestyle Choices
Dietary Adjustments
Culture and Technology
Housing and Shelter
Water Management
INTERDEPENDANCE IN HD
climate
water
soil
plants
animals
humans
environment
biodiversity
Hot deserts have a much lower degree of biodiversity than tropical rainforests due to high temperatures, water scarcity, and nutrient-free soil. Despite these challenges, hot deserts do have a surprising amount of biodiversity, with some areas blooming following short periods of rainfall and plants with short life cycles and dormant seeds responding well to these conditions
Hot deserts offer significant development opportunities in mineral extraction, energy production, agriculture, and tourism, despite their harsh environmental conditions.
Hot deserts present extreme environmental and human challenges, including severe temperatures, scarce water, limited vegetation, and difficult accessibility.
DESERTIFICATION
causes
overgrazing
deforestation
unsustainable agriculture
water mismanagement
urbanisation
tourism
socio-economic factors
climate change
drought
soil erosion
vegetation loss
shifts in the climate
strategies
water management
tree planting / reforestation
assisted natural restoration
soil management
sustainable agricultural practices
education
community involvement
appropriate technology
appropriate technology refers to simple, sustainable, and locally adaptable tools and methods designed to meet the needs of communities while minimizing environmental, economic, and social costs.
Mineral extraction is the systematic process of mining and retrieving valuable minerals from the Earth, essential for various industries and economies.
Biodiversity in geography refers to the variety of life on Earth, including species, genetic variation, and ecosystems, and how these are distributed and influenced by geographic factors.
Over-cultivation in geography refers to the excessive farming of land without allowing sufficient time for the soil to recover its nutrients.
Desertification is defined as the process by which fertile land becomes increasingly arid and unproductive, often due to a combination of natural processes and human activities.
Overgrazing is defined as when animals, such as cattle, eat too much grass in a specific area, leading to damage to the land.
Soil erosion is the process by which the top layer of soil is worn away by natural forces such as wind and water, or by human activities like farming and deforestation.
Interdependence is the mutual reliance between different parts of a system, where changes in one part affect the others.
soil profile refers to the vertical or horizontal arrangement of soil layers within a soil sample. It helps in understanding the soil's structure and composition, which is crucial for various agricultural and environmental practices.