Light Pollution
What is the term for excessive artificial light in homes, offices, and sports stadiums?
Over-illumination
What is the maximum outdoor noise limit recommended by WHO in decibels (dB)?
40 db
What does artificial lighting disrupt in plants and animals?
(Natural daily process)
What is the main cause of global warming since the 1800s?
(Burning fossil fuels.)
What does "sustainable waste management" promote?
(Recycling and reducing waste.)
What is the name for light so bright that it causes temporary blindness?
Glare
Name one common source of noise pollution in cities.
Cars, buses, trucks, or construction.
How does noise pollution affect predators and prey?
(It makes predators less alert to their prey.)
Name one greenhouse gas emitted from livestock farming.
(Methane or nitrous oxide.)
How can energy efficiency help prevent ozone thinning?
(By reducing greenhouse gas emissions.)
What is the term for unwanted light that enters a residence or workplace?
Light trespass
What noise level (in dB) is considered the threshold of pain?
(120 dB)
What happens to nocturnal wildlife exposed to light pollution?
(They hunt under darkness but get disrupted by city lights.)
What is the long-term impact of climate change on food crops?
(Reduced crop yields due to extreme weather.)
What international agreement aimed to stop the release of ozone-depleting chemicals?
(The Montreal Protocol.)
Name one way light pollution affects migrating birds.
They become confused by city lights and get lost.)
Name two health problems caused by noise pollution in humans.
(Stress and hearing loss.)
How does pollution from farming affect aquatic life?
(Nutrient runoff increases algae blooms and depletes oxygen levels in water.)
How do heat islands affect city temperatures?
(They increase daytime temperatures in urban areas.)
What can be done to control noise pollution in residential areas?
(Limit loudspeakers or enforce noise regulations.)
What health issues can light pollution cause in humans?
Sleeplessness, stress, headaches, eye strain, and anxiety
How does noise pollution affect marine life?
(Sonar can disrupt the navigation systems of whales.)
How do heat islands form in cities?
(Excessive artificial lighting and urban development cause higher daytime temperatures.)
What is one effect of climate change on mountainous regions?
(Reduced snow cover.)
What is the purpose of using alternatives to hydrofluorocarbons (HFCs)?
(To prevent ozone depletion.)