Name the activist you should have listen to awhile ago
Greta Thunberg
Name 3 effects of global warming.
What are 3 examples of fossil fuels?
Oil, coal and gas.
When is Earth day?
April 22
What process naturally removes carbon dioxide from the atmosphere?
Photosynthesis.
What is the difference between weather and climate?
Weather refers to atmospheric conditions that occur locally over short periods of time. Climate, on the other hand, refers to the long-term regional or even global average of temperature, humidity, and rainfall patterns over seasons, years, or decades.
True or False
Fossil fuels are a renewable resource.
False
Name something that can be recycled indefinitely.
aluminum
Which two green house gases contribute the most to global warming?
Carbon dioxide and Methane
How can global warming cause sea levels to rise?
Melting glaciers and ice caps
When did CO2 levels begin to rise?
In the 1800's, during the industrial revolution.
True or false:
Lightning is hotter than the sun.
At the time lightning strikes, it is hotter than the sun. lightning is an electrostatic discharge, supercharged from ionized air, and as it finds its way to earth, it releases massive bolts of electricity. The temperature of lightning can reach 30,000°C, about five times hotter than the surface of the sun.
Which country is the largest source of greenhouse gas emissions from human activities?
United States
(from burning fossil fuels for electricity, heat, and transportation.)
How to reduce gas emissions?
drive less
turn off lights
burn fewer fossil fuels
Which is the least polluted way of transport?
Walking and biking.
1 litre of oil, how much water does it pollute?
1 million litres of water.
There are 5 sources of greenhouse gasses. Name at least 3.
electricity and heat (31%)
agriculture (11%)
transportation (15%)
forestry (6%)
manufacturing (12%)
Where have some of the strongest and earliest impacts of global warming occurred?
In northern latitudes
The Arctic environments are highly sensitive to even small temperature increases, which can melt sea ice, ice sheets and permafrost, and lead to changes in Earth's reflectance.
The average weather for a region over a long period of time is. _______________.
Climate
True or False
Saharan desert dust brought by the winds fertilize the Amazon Basin.
True.
Dust carried from the wind of the Saharan Desert help to fertilize the Amazon basin which is the world s most biodiverse ecosystem.
Fun fact: Throwing Sahara dust into the ocean might help with climate change.