Stratospheric ozone depletion
Human made chemicals that break down ozone
CFCs
Human activities are causing what effect on Earth?
Greenhouse gas effect
What is one major consequence of melting ice at the poles
Rising sea levels
What does the Endangered Species Act do?
Provides legal protection and habitat preservation
Harmful effect of UV rays
Skin cancer
Cows produce this
Methane
What does warming oceans cause
Coral bleaching
What does habitat destruction threaten?
Biodiversity
A popular product with CFCs
Refrigerants, air conditioners.
Higher greenhouse gases cause
Climate change/ Global Warming
What do ice cores from Antarctica help scientists understand
Past CO2 levels and climate conditions
Protecting natural resources for future use
Overexploitation
This protocol reduced the hole in the ozone layer
Montreal protocol of 1987
What type of fertilizers increase nitrous oxide emissions
Synthetic Fertilizers
By 2100 how much could earths temperatiure increase in celsius?
4.2C
What is one reason a species might be at a higher risk of extinction?
Overharvesting and low adaptability