Inglés - B2.2 TED - How to grow fresh air

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10 Questions

Which three plants can be used to grow all the fresh air needed indoors?

Areca palm, Mother-in-Law's Tongue, and money plant

What is the benefit of using these plants in buildings?

They can reduce the fresh air requirements in buildings while maintaining indoor air-quality standards

What does Areca palm do?

Removes CO2 and converts it into oxygen

What does Mother-in-Law's Tongue do?

Converts CO2 into oxygen at night

What does money plant do?

Removes formaldehydes and other volatile chemicals

How many Areca palm plants and Mother-in-Law's Tongue plants are needed per person?

Four shoulder-high Areca palm plants and six to eight waist-high Mother-in-Law's Tongue plants

How much can the plants increase human productivity by?

Over 20%

By how much can the plants reduce energy requirements in buildings?

15%

What is the name of the building in New Delhi that has been recognized as the healthiest building?

Healthy Building

How much of the world's energy is taken up by buildings?

40%

Study Notes

  • Three common green plants (Areca palm, Mother-in-Law's Tongue, and money plant) can be used to grow all the fresh air needed indoors.
  • These plants can reduce the fresh air requirements in buildings while maintaining indoor air-quality standards.
  • Areca palm removes CO2 and converts it into oxygen, while Mother-in-Law's Tongue converts CO2 into oxygen at night.
  • Money plant removes formaldehydes and other volatile chemicals.
  • Four shoulder-high Areca palm plants and six to eight waist-high Mother-in-Law's Tongue plants are needed per person.
  • The plants can increase human productivity by over 20% and reduce energy requirements in buildings by 15%.
  • The government of India has recognized a 50,000-square-feet building with 1,200 such plants as the healthiest building in New Delhi.
  • The building has shown a reduced incidence of eye irritation by 52%, respiratory systems by 34%, headaches by 24%, lung impairment by 12%, and asthma by 9%.
  • The world's energy requirements are expected to grow by 30% in the next decade, with 40% of the world's energy taken up by buildings.
  • A 1.75-million-square-feet building is being constructed with 60,000 indoor plants to replicate the same results.

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