Definition of renewable and non renewable resources
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Definition of Renewable and Non-Renewable Resources
Renewable Resources: Sustainable and Replenishable
Characteristics of Renewable Resources
Renewable resources are those that can be replenished naturally over short periods of time. These resources are derived from natural processes that are continuously renewed, such as sunlight, wind, rain, tides, geothermal heat, and biomass 123. Renewable energy sources are considered sustainable because they are naturally replenished and can be managed properly to ensure a continuous supply .
Examples of Renewable Resources
Common examples of renewable resources include:
- Solar Energy: Energy harnessed from the sun.
- Wind Energy: Energy generated from wind.
- Hydropower: Energy produced from the gravitational force of falling or flowing water.
- Biomass: Organic material that comes from plants and animals.
- Geothermal Energy: Heat derived from the earth's internal heat.
- Ocean Energy: Energy from ocean tides and waves 1234.
Importance and Usage
Renewable resources play a crucial role in sustainable development. They contribute to reducing greenhouse gas emissions and dependence on fossil fuels, thus promoting environmental sustainability. For instance, hydroelectric power is a widely used renewable resource that provides a flexible and low-emission source of electricity .
Non-Renewable Resources: Finite and Exhaustible
Characteristics of Non-Renewable Resources
Non-renewable resources are those that do not replenish at a significant rate compared to their consumption. These resources are available in fixed quantities and are depleted over time. Once exhausted, they cannot be replaced within a human timescale 1356.
Examples of Non-Renewable Resources
Common examples of non-renewable resources include:
- Fossil Fuels: Such as coal, oil, and natural gas, which were formed from the remains of ancient plants and animals over millions of years.
- Metal Ores: Such as iron, copper, and gold, which are extracted from the earth.
- Radioactive Minerals: Such as uranium, used in nuclear energy production 1578.
Economic and Environmental Impact
The extraction and use of non-renewable resources have significant economic and environmental impacts. The depletion of these resources leads to increased costs and environmental degradation. For example, the burning of fossil fuels releases large amounts of carbon dioxide, contributing to climate change 18.
Conclusion
Understanding the distinction between renewable and non-renewable resources is essential for sustainable development. Renewable resources offer a sustainable alternative to non-renewable resources, which are finite and contribute to environmental degradation. By increasing the use of renewable energy, we can work towards a more sustainable and environmentally friendly future.
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