- "Renewable resources include sunlight, wind, the movement of water, and geothermal heat."
Energy derived from renewable sources such as solar, wind, and hydro-electric power that do not contribute to greenhouse gas emissions or environmental degradation.
Climate Change: This topic explores the impact of fossil fuels and other greenhouse gas emissions on climate change and the need for renewable energy as a solution.
Renewable Energy Technologies: The different types of renewable energy technologies such as solar, wind, hydroelectric, geothermal, and biofuels, their applications and advantages, and disadvantages.
Energy Storage Technologies: The energy storage technologies used with renewable energy and their role in making these sources of energy more reliable and efficient.
Energy Efficiency: The importance of energy-efficient practices and policies in reducing energy consumption and dependency on fossil fuels.
Environmental Economics: The principles of environmental economics and how they apply to renewable energy policies.
Policy and Regulation: The various policies and regulations that promote renewable energy development, the challenges associated with them, and their impact on renewable energy adoption.
Energy Policy: The role of energy policy in promoting renewable energy and how policy frameworks can be designed to facilitate the uptake of renewable energy sources.
Sustainability: The concept of sustainability and how it is essential to developing long-term renewable energy strategies.
Carbon Capture and Storage (CCS): The technology of capturing and storing carbon dioxide emissions from the utilization of fossil fuels.
Energy Auditing: The process of conducting energy audits to analyze energy usage and identify areas for potential energy efficiency improvements.
Solar power: It is the conversion of sunlight into electricity using photovoltaic cells. It is the most popular type of renewable energy.
Wind power: It involves the use of wind turbines to generate electricity. Wind energy is a popular type of renewable energy due to its abundance and low cost.
Hydroelectric power: It is the conversion of flowing water into electricity using turbines. It is a reliable and clean source of renewable energy.
Geothermal power: It is the conversion of heat from the earth’s core into electricity. It is a type of renewable energy that is abundant in areas with volcanic activity.
Biomass energy: It involves the burning of organic matter to generate electricity. The fuel sources include wood, agricultural waste, and other forms of organic matter.
Tidal power: It involves the use of tidal turbines to generate electricity from the rise and fall of ocean tides. It is a new and promising form of renewable energy.
Biofuels: They are derived from organic matter such as corn, sugarcane, and other plant-derived materials. Ethanol is the most common biofuel.
Wave power: It involves the use of wave energy converters to extract electricity from ocean waves. It is a promising new form of renewable energy.
Thermal energy: It involves the use of temperature differences in ocean water to generate electricity. It is still in the experimental phase.
Human kinetic energy: It is generated by human movement. It is a new and innovative form of renewable energy that is still in the experimental phase.
- "Although most renewable energy sources are sustainable, some are not."
- "Renewable energy is often used for electricity generation, heating and cooling."
- "Renewable energy projects are typically large-scale, but they are also suited to rural and remote areas and developing countries."
- "From 2011 to 2021, renewable energy grew from 20% to 28% of global electricity supply."
- "Use of fossil energy shrank from 68% to 62%, and nuclear from 12% to 10%."
- "Power from sun and wind increased from 2% to 10%."
- "The share of hydropower decreased from 16% to 15%."
- "There are 3,146 gigawatts installed in 135 countries."
- "156 countries have laws regulating the renewable energy sector."
- "In 2021, China accounted for almost half of the global increase in renewable electricity."
- "Globally there are over 10 million jobs associated with the renewable energy industries."
- "Solar photovoltaics being the largest renewable employer."
- "Renewable energy systems are rapidly becoming more efficient and cheaper."
- "A large majority of worldwide newly installed electricity capacity being renewable."
- "Many nations around the world already have renewable energy contributing more than 20% of their total energy supply."
- "Some studies have shown that a global transition to 100% renewable energy across all sectors – power, heat, transport, and industry – is feasible and economically viable."
- "Deployment of renewable energy and energy efficiency technologies is resulting in significant energy security, climate change mitigation, and economic benefits."
- "Renewables are being hindered by hundreds of billions of dollars of fossil fuel subsidies."
- "In international public opinion surveys, there is strong support for renewables such as solar power and wind power."