What are the main types of renewable energy sources?

How does solar energy contribute to reducing carbon footprints?

• Solar energy contributes to reducing carbon footprints by providing a clean, renewable energy source that eliminates carbon emissions during power generation.

• Solar energy is a finite resource that contributes to pollution.

• Solar energy increases carbon emissions during production.

• Solar energy requires fossil fuels for its generation.

What are some effective waste management solutions for urban areas?

• Landfill expansion without regulations

• Recycling programs, composting, waste-to-energy facilities, public awareness campaigns, smart waste management technologies.

• Dumping waste in oceans

• Incineration without emissions control

Name two green building materials and their benefits.

• Bamboo and recycled steel.

• Concrete and its durability

• Wood and its insulation properties

• Plastic and its lightweight nature

How do electric vehicles reduce greenhouse gas emissions?

• Electric vehicles rely solely on coal-powered electricity.

• Electric vehicles increase greenhouse gas emissions by using fossil fuels.

• Electric vehicles emit more pollutants than traditional vehicles.

• Electric vehicles reduce greenhouse gas emissions by producing zero tailpipe emissions and utilizing cleaner energy sources.

What is the significance of a carbon footprint in environmental science?

• It indicates the biodiversity of an ecosystem.

• It tracks the number of species in a habitat.

• The carbon footprint is significant as it quantifies the impact of human activities on climate change, guiding reduction efforts.

• It measures the amount of water used in agriculture.

Describe the role of wind energy in sustainable development.

• Wind energy contributes to sustainable development by providing clean, renewable energy, reducing emissions, promoting economic growth, and enhancing energy security.

• Wind energy has no impact on job creation.

• Wind energy is primarily used for heating water.

• Wind energy is a non-renewable resource.

What innovations are being made in electric vehicle technology?

• Gasoline engines with electric assist

• Hydrogen fuel cells for electric vehicles

• Solar panels on vehicle roofs for charging

• Innovations in electric vehicle technology include solid-state batteries, ultra-fast charging, AI integration, lightweight materials, and vehicle-to-grid technology.