Climate Change
Climate Change Extra Credit Assignment Instructions: Choose 5 of the 10 families and calculate their carbon emissions. As you run the calculations, fill out a form (below) for each of the families. When you are finished, answer the follow up questions below. This assignment is worth 10 extra credit points. Follow-Up Questions: 1. The Kyoto Protocol recommended that emissions be reduced to at or below 1990 levels. That means less than 11,000 pounds of CO2 per person per year. Is the family you analyzed meeting that goal? 2. What activities emitted the most CO2 for the family you examined? 3. Could those activities be changed to emit less CO2? How? 4. How would you change your scenario to reduce CO2? How Much Do You Spew? Jason and Jane Jetsetter and Family Who are they? Jason and Jane are co-CEO’s of Nirvana Airlines with corporate headquarters in Houston, TX, which is very hot in the summer months. They work very hard, make many important business trips, and earn high salaries. They enjoy free air travel on Nirvana Airlines for business and pleasure, enabling the whole family to spend their hard-earned vacation time visiting distant places such as Thailand, Costa Rica, and Botswana in the past year. They have two college age children, Jack and Jill, who are often homesick for Mom and Dad, requiring them to drive home every weekend (200 miles round trip from each college). Everyone in the family drives an SUV. “It is much safer to drive SUVs,” says Jane con¿GHQWO³HVSHFLDOOZKHQZHGULYHWKHWUHDFKHURXVVQRZSDFNHGURDGVDURXQGRXUYDFDWLRQKRXVHLQ Colorado where we ski during winter and spring breaks.” In one year… Miles driven 15,000 miles per vehicle. Each of the four cars gets 15 mpg. 0LOHVÀRZQ PLOHVRIEXVLQHVVWUDYHOIRUHDFKSDUHQWPLOHVRIYDFDWLRQ travel for each of the four people Miles traveled by mass transit 0 Miles traveled by taxi or limo 500 Kilowatt hours of electricity (kWh) N:KIRUWKH+RXVWRQKRPHDQGN:KIRUWKH9DLOKRPH Gallons of heating oil 0 (Both homes have electric furnaces.) Therms of natural gas 0 Gallons of bottled gas or propane 0 How Much Do You Spew? Robert and Rachel Retireano Who are they? The Retireanos have been retired for 10 years. The live in a two bedroom apartment in a complex that has photovoltaic panels and solar hot water panels on its roof. They share a hybrid car that is used only when they drive on weekends from their home in Komfort, Kansas, to the prairie wetlands 20 miles away to watch birds, hike, and camp. Rachel enjoys visiting with neighbors on the bus when VKHVKRSVIRUJURFHULHVDWWKHVKRSSLQJFHQWHUDFRQYHQLHQWPLOHVDZD5REHUWDYHU¿WHDU old, rides his bike all over town. He detests shopping, but when he must, he carries purchases home LQKLVELNHEDVNHW7KH5HWLUHDQRVHQMRWKHVLPSOHOLIHFORVHWRKRPHEXWWZLFHDHDUWKHÀWR6DQ Francisco to see their daughter, her husband, and four grandchildren. In one year… Miles driven 2000 miles in a car that gets 60 mpg 0LOHVÀRZQ %RWKRIWKH5HWLUHDQRVWDNHWZRPLOHVWULSV URXQGWULS Miles traveled by mass transit 1500 Miles traveled by taxi or limo 100 Kilowatt hours of electricity (kWh) They produce 100 kWh per month more than they use and get a credit from the power company. Gallons of heating oil 0 Therms of natural gas 0 Gallons of bottled gas or propane 15 used for the BBQ on their apartment balcony and for the stove they take camping on the prairie 1(67$ZLWKPRGLILFDWLRQVE8&$5 How Much Do You Spew? The Frank and Fannie Farmer Family Who are they? The Farmer family has lived on their 500-acre Illinois property for four generations. The whole family – two parents and ten children – work together to grow soybean and wheat, tend a herd of dairy cows, raise chickens for egg production, and maintain the farm machinery. Every penny seems to be stretched to the limit with so many children to feed and cloth. The long cold winter months demand costly heating oil for their drafty home, and the cost of fuel for the tractors is always going up. Vacations are unheard of. The parents expect the kids to come right from the bus to the barn to do the FKRUHV,QVSLWHRIWKHKDUGVKLSVWKHDOOSULGHWKHPVHOYHVLQWKHLUVHOIVXI¿FLHQFDQGWKHHQMR many good times with neighbors and local school sports events in the community. In one year… Miles driven Frank drives his truck (which gets 12 mpg) 2000 miles and a tractor ZKLFKJHWVPSJ PLOHV)DQQLHGULYHVKHU&KHYUROHW PSJ PLOHVDQGWZRRIWKHWHHQDJHNLGVKDYHFDUVWKDWJHWPSJ (DFKGULYHVPLOHVSHUHDU 0LOHVÀRZQ 0 Miles traveled by mass transit Are you kidding? Miles traveled by taxi or limo 0 Kilowatt hours of electricity (kWh) Each month, the house uses 900 kWh, the barn uses 600 kWh, and the FKLFNHQFRRSXVHVN:K FKLFNHQVQHHGOLJKWDOOQLJKW 7KDW¶V kWh per year. Gallons of heating oil Therms of natural gas 0 Gallons of bottled gas or propane 0 How Much Do You Spew? The Sam and Sally Snow Family Who are they? Life in Snowdon, northern Saskatchewan, is lonely for some, but a joy for the Snows. They love living in their four-room log cabin, which is “off the grid,” deep in the taiga forest not far from the arctic tundra. The long, dark, winter days are perfect for Sam and Sally, who work at home as writers of FKLOGUHQ¶VERRNV7KHKRPHVFKRROWKHLU¿YHHDUROGWZLQVRQV6DXODQG6HDQ7KDQNJRRGQHVVWKH FDELQ¶VWKLFNZDOOVRIIHUJRRGLQVXODWLRQ7KHSURSDQHWDQNLQWKHEDFNDUGLVVRODUJHWKDWZKHQ¿OOHG in the fall, it gets them through the winter with adequate fuel for the cook stove fuel, a small heater in the kids’ bedroom, and the lanterns. They could never get by without the two snowmobiles which they use to drive 20 miles into Snowden once a week for supplies. Their gasoline storage tank is enough to last them a whole year. In one year… Miles driven 2100 miles traveled by each of the two snowmobiles. Each snowmobile gets 10 mpg 0LOHVÀRZQ 6DPDQG6DOOÀWRVHHWKHLUERRNSXEOLVKHULQ0RQWUHDOWZLFHSHUHDU IRUDWRWDORIPLOHV Miles traveled by mass transit 0 Miles traveled by taxi or limo 50 miles for each trip to Montreal, sharing the ride Kilowatt hours of electricity (kWh) 0 Gallons of heating oil 0 (The Snows heat their home with a wood stove and propane.) Therms of natural gas 0 Gallons of bottled gas or propane 2000 gallons 1(67$ZLWKPRGLILFDWLRQVE8&$5 How Much Do You Spew? Connie and Conrad Conservatoria Who are they? 7KH&RQVHUYDWRULDVOLYHLQDVXEXUERI:DVKLQJWRQ’&FORVHWRWKHRI¿FHRIWKHRUJDQL]DWLRQWKHFR direct which has a mission to save endangered sea mammals. Connie and Conrad are both VFLHQWLVWVZKRDUHDEOHWRZRUNIURPKRPHWKUHHGDVDZHHN:KHQWKHJRWRWKHRI¿FHPLOHV DZDLQWKHFLWWKHWDNHWKHVXEZD&RQQLHDVDQH[SHUWRQVHDPDPPDOVPXVWÀLQWHUQDWLRQally at least twice a month to give her expert advice. Conrad spends his recreational hours developing alternative fuels from cooking oils and composted vegetables he tests in their furnace, which is otherwise heated with oil during their short, mild winter. They both love to cook using their new gourmet stove with 10 burners heated by natural gas. The Conservatorias are so energy conscious, they invest in carbon offset credits equal to 2,000 pounds each year. In one year… Miles driven 5000 miles in their compact car that gets 30 mpg 0LOHVÀRZQ Connie makes 26 trips per year. Each is about 6000 miles round trip. Miles traveled by mass transit PLOHIRUHDFKRIWKHPSHUHDU Miles traveled by taxi or limo Connie travels 100 miles by taxi to get to and from the airport for each of her 26 trips. Kilowatt hours of electricity (kWh) N:KPRQWKRUN:KLQDHDU Gallons of heating oil 200 gallons plus another 200 gallons from Conrad’s experimental fuels Therms of natural gas 1000 therms Gallons of bottled gas or propane 0 How Much Do You Spew? Ursula Urbanite Who is she? 8UVXODOLYHVLQWKH%LJ$SSOHQRWDQDFWXDODSSOHEXW1HZ
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