Honors Bio - Human Impacts on the Earth
Terms in this set (19)
what is the difference between climate change and global warming?
climate change is the change in weather patterns while global warming is the rise in earth's temperature
what causes climate change?
what causes global warming?
pollution and greenhouse gases
what are the effects of global warming?
rise in temperature, ice caps melting, sea levels rising
what are the effects of climate change?
more severe and frequent storms, natural disasters
what gases contribute to the greenhouse effect?
carbon dioxide, methane, water vapor
what is the greenhouse effect?
greenhouse gases trap heat in the earth's atmosphere
what would happen to the earth without the greenhouse effect?
too cold to inhabit the earth
what is the average pH of acid rain?
anything less than 5; most often 4
what causes acid rain?
pollution; nitrogen and sulfur
what is the chemical reaction of acid rain?
what is the difference between point source and nonpoint source pollution?
point source is known where the pollution is coming from while you don't know with nonpoint source pollution
what are the different types of ocean pollution?
sound, garbage, chemical
what are examples and effects of ocean sound pollution?
military sonar; can cause whales to beach themselves
what are examples and effects of ocean chemical pollution?
oil and fertilizer; dead zones
what are examples and effects of ocean garbage pollution?
plastic bags and straws; animals mistake them for food and it them
what is sustainability?
how people can help preserve the environment
how can we preserve sustainability?
recycle, turn off lights, use sustainable energy sources, use reusable products
what is a dead zone?
area of water with no oxygen