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Renewable energy sources are abundant, accessible, and affordable. They emit little to no greenhouse gases and pollutants, making them healthier and more sustainable than fossil fuels. The transition to renewable energy is critical to combating climate change, improving public health, and driving economic growth. While challenges exist, such as inconsistent supply and transportation issues, renewable energy can completely replace fossil fuels with international cooperation and innovation.
What You'll Learn
Renewable energy is more accessible and cheaper
The cost of electricity from solar power fell by 85% between 2010 and 2020, while the costs of onshore and offshore wind energy fell by 56% and 48% respectively. In the US, community solar provides a low-cost option for those who can't install solar panels on their rooftops. The US Department of Energy (DOE) also invests in research, development, and demonstration projects to make clean energy affordable and accessible for all Americans.
Renewable energy is also more accessible than fossil fuels. Fossil fuels are finite resources, and their extraction and use are causing severe environmental damage. Renewable energy sources, on the other hand, are available in abundance all around us, provided by the sun, wind, water, waste, and heat from the Earth. They are replenished by nature and emit little to no greenhouse gases or pollutants into the air.
About 80% of the global population lives in countries that are net importers of fossil fuels, making them vulnerable to geopolitical shocks and crises. In contrast, renewable energy sources are available in all countries, and their potential is yet to be fully harnessed. The International Renewable Energy Agency (IRENA) estimates that 90% of the world's electricity can and should come from renewable energy by 2050.
Renewables offer a way out of import dependency, allowing countries to diversify their economies and protect themselves from unpredictable fossil fuel price swings. They also drive inclusive economic growth, new jobs, and poverty alleviation.
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It's healthier
Fossil fuels, such as coal, oil, and gas, are the largest contributor to global climate change, accounting for over 75% of global greenhouse gas emissions and nearly 90% of all carbon dioxide emissions. The burning of these fuels releases harmful air pollutants, such as sulfur and nitrogen oxides, which have been linked to an array of health issues, including breathing problems, neurological damage, heart attacks, cancer, and
In contrast, renewable energy sources, such as wind and solar power, emit little to no greenhouse gases or pollutants into the air. By switching to these cleaner sources of energy, we can address not only climate change but also air pollution and its associated health risks. For example, in the United States, renewable energy is estimated to save Americans up to $77 billion per year in total health costs.
Additionally, the adoption of electric vehicles (EVs) is playing a crucial role in reducing exhaust emissions of nitrous oxides and harmful fine particulates, which are known to cause severe respiratory diseases. This shift towards electrification in the transportation sector is expected to substantially reduce emissions and bring about significant health benefits.
Furthermore, diversifying our energy mix and transitioning away from fossil fuels can help protect fundamental human rights to a healthy and safe environment. Proximity to industrial facilities and exposure to contaminants, particulate matter, and carcinogens have been linked to higher rates of premature death, cancer, and chronic respiratory conditions.
Renewable energy sources not only reduce air pollution and its associated health risks but also contribute to improved water quality. Fossil fuels can contaminate sources of drinking water, while all thermal power plants, including those powered by coal, gas, and oil, consume water for cooling. In contrast, wind and solar energy require minimal to no water for their operations, ensuring that water resources remain unpolluted and available for agriculture, drinking, and other essential needs.
In summary, the transition from fossil fuels to renewable energy is not just about addressing climate change; it's also about improving public health and creating a safer, healthier future for generations to come.
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It creates more jobs
Renewable energy can replace fossil fuels, and one of the most important reasons for this shift is that it creates more jobs.
The renewable energy sector is growing, and with it, employment opportunities. At the beginning of 2020, about 3.4 million people worked in the clean energy sector in the US, with the majority working in energy efficiency. In 2019, clean energy jobs outnumbered those in the fossil fuel sector 3 to 1 across 42 states and the District of Columbia.
The quality of these jobs is also notable. Research by the Brookings Institute shows that clean energy workers earn higher and more equitable wages compared to workers in other sectors, with mean hourly wages exceeding the national average by 8 to 19%.
The number of jobs in the renewable energy sector is only expected to increase. The US Bureau of Labor Statistics forecasts that the two fastest-growing jobs in the US by 2028 will be solar installers and wind technicians, with projected growth of 105% and 96% respectively.
The International Renewable Energy Agency's "Transforming Energy Scenario" predicts that the number of renewable energy jobs worldwide could more than triple, reaching 42 million by 2050. In contrast, the fossil fuel industry is expected to lose over 6 million jobs in the same period.
The transition to renewable energy will require international cooperation and innovation, and it is clear that renewable energy sources can create more jobs while also addressing the urgent need to reduce our carbon emissions and mitigate climate change.
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It's more cost-effective
Renewable energy is more cost-effective than fossil fuels for several reasons. Firstly, renewable energy sources have low operational costs as they do not require fuel. In contrast, fossil fuel power plants rely on fuels such as coal, oil, and natural gas, which can be expensive to extract, transport, and store. The cost of fuel for fossil fuels can also fluctuate, making it challenging to predict operating costs accurately. On the other hand, renewable energy sources have no fuel costs, making them more predictable and financially stable.
Secondly, advancements in technology have enhanced the efficiency of renewable energy sources. For example, solar panels are now more efficient at converting sunlight into electricity, and wind turbines are better at capturing wind energy. This increased efficiency enables renewable energy sources to generate more electricity at a lower cost.
Thirdly, government incentives, such as tax credits, subsidies, and grants, play a crucial role in making renewable energy more affordable. These incentives help offset the initial costs of installing renewable energy systems, making them more accessible to businesses and individuals.
Additionally, the increasing demand for renewable energy has led to a larger scale of production. This increased scale has fostered greater competition among renewable energy providers, driving down costs. In some cases, renewable energy is now cheaper than fossil fuels, even without government incentives.
Moreover, renewable energy has lower environmental costs compared to fossil fuels. Fossil fuels impose significant environmental costs, including air pollution, water pollution, and greenhouse gas emissions, which can have substantial economic and health impacts on society. In contrast, renewable energy has much lower environmental costs, making it a more appealing option from a societal perspective.
In conclusion, renewable energy is more cost-effective than fossil fuels due to its low operational costs, enhanced efficiency, government incentives, increased scale and competition, and lower environmental costs. As the world transitions towards renewable energy, these cost advantages are expected to become even more pronounced.
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It's more reliable
Renewable energy is more reliable than fossil fuels because it is more sustainable for the environment, and cheaper.
Renewable energy sources such as wind, solar, and hydro are low-cost to operate because they do not require fuel. Fossil fuel power plants, on the other hand, require fuel such as coal, oil, and natural gas, which can be expensive to extract, transport, and store. The cost of fuel can also fluctuate, making it difficult to predict operating costs. In contrast, renewable energy sources have no fuel costs, making them more predictable and less volatile.
Additionally, advancements in technology have made renewable energy sources more efficient. For example, solar panels are now more efficient at converting sunlight into electricity, and wind turbines are more efficient at capturing wind energy. This increased efficiency means that renewable energy sources can generate more electricity at a lower cost.
The environmental costs of fossil fuels are also significant and are not reflected in their price. These costs include air pollution, water pollution, and greenhouse gas emissions, which can have substantial economic and health impacts on society. Renewable energy, on the other hand, has much lower environmental costs, making it a more attractive and reliable option from a societal standpoint.
While it is true that renewable energy sources such as solar and wind power are dependent on climatic conditions, and may not be able to produce energy every hour of the day, the energy they generate can be managed on the grid. Utilities and grid operators can use operational practices, forecasting, responsive loads, and infrastructure such as storage and transmission to manage the variability in the supply of energy.
Furthermore, renewable energy sources have a positive impact on energy prices. Renewable energy sources can be continually replenished through natural processes, and once the facilities are built, the operations are low-cost since the fuel is free for most renewable technologies. This leads to relatively stable renewable energy prices over time, in contrast to fossil fuel prices, which are vulnerable to dramatic price swings.
In conclusion, renewable energy is more reliable than fossil fuels because it is more environmentally sustainable, efficient, and cost-effective. It offers stable energy prices and can be managed on the grid, making it a viable alternative to fossil fuels.
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Frequently asked questions
Fossil fuels are the largest contributor to global climate change, accounting for over 75% of global greenhouse gas emissions and nearly 90% of all carbon dioxide emissions.
Renewable energy sources emit little to no greenhouse gases, are readily available, and are in most cases cheaper than coal, oil or gas.
Renewable energy sources currently account for about 29% of electricity globally.
To replace fossil fuels, we need to increase renewable energy production six-fold by 2050 under constant demand. This will require international cooperation and innovation.