Climate, Weather & global changes
Weather DAY TO Day conditions OF THE EARTH’S ATMOSPHERE Describe our current, local atmopshere…
Climate Average conditions over longer period of time patterns IN TEMPERATURE Rarely uniform “USE WEATHER TO DESCRIBE CLIMATE”
What around us determines global climate? solar ENERGY GREEN HOUSE EFFECT LATITUDE HEAT transport
Latitude Close the Equator the Earth receives direct energy from the sun Because energy Around the poles, tropical, temperate, and polar climates.
Heat Transport The unequal distribution of heat across the globe creates wind and ocean currents, which transport heat and moisture.
How do we know climate change is real?
Is that all you have? NO, aside from CO 2, in recent years: Sea levels have risen Global temperatures have Oceans are getting hotter Ice sheets are shrinking Glaciers are retreating Extreme events: sandy 30% more acid in oceans
We live in a greenhouse We depend a LOT on the sun for energy
So how is this my fault ? “1,300 scientific experts from all over the world concluded there’s a more than 90 percent probability that human activities over the past 250 years have warmed our planet.” - NASA Well, it’s not entirely but…
WHY SHOULD I CARE?
FUN FACT The Earth's average temperature has increased about 1 degree Fahrenheit during the 20th century. What's the big deal?
Solutions ? Break into groups of 4 and come up with 5 measures that can help prevent further increase in green house emissions and global warming
Ted-ED Talk
HOW DO YOU THINK OUR FUTURE CLIMATE WILL LOOK LIKE ?
Interactive Weather Channel ctive/l/l