Green Technologies

• What does green technology focus on?

  Reducing the negative environmental impact of human activities
• How does the UN define green technologies?

  Technologies used to produce goods and services with lower carbon emissions
• What are the key features of vertical farming?

  • Crops are stacked vertically
  • Maximizes space and production
  • Requires less soil or none at all
  • Can be integrated into buildings and shipping containers
• What is the purpose of a carbon capture facility?

  To capture carbon dioxide and store it underground
• What is the capacity of the Orca direct air capture plant in Iceland?

  It can trap around 4,000 tonnes of carbon dioxide a year
• What are green buildings designed to be?

  Self-sufficient in energy production and water systems
• What do solar panels in green buildings produce?

  Electricity and hot water
• What is the main challenge of electric vehicles?

  The manufacture of lithium batteries
• What are the negative aspects of lithium battery production for electric vehicles?

  It wastes large amounts of energy and water and often involves child labor
• What is biofuel from algae created from?

  Marine algae such as phytoplankton and macrophytes
• What is a photobioreactor used for?

  To convert marine algae into oil
• What is a challenge of biofuel from algae?

  It is not affordable at the moment
• How does a waste electricity generator work?

  • Reuses waste and wastewater to generate electricity
  • Burns waste to produce steam
  • Steam powers an electric turbine
  • Can generate harmful emissions and toxic gases
• Where did plastic roads first appear?

  India
• What are the benefits of plastic roads compared to traditional roads?

  They can be more durable, stronger, and resistant to water damage
• How many kilometers of plastic roads exist in India?

  More than 95,000 km
• What has plastic been used for in the Netherlands?

  Construction of cycle paths
• What are the main types of green technologies discussed?

  1. Vertical farming
  2. Carbon capture
  3. Green buildings
  4. Electric vehicles
  5. Biofuel from algae
  6. Waste electricity generator
  7. Plastic roads