1. preserve the areas they visit
   leave no carbon footprint
2. both answers

Green travelers want to help preserve the areas they visit, and take vacations without leaving a carbon footprint.

1. 600 million
   800 million
2. 1.6 billion

By 2020, it is estimated that international arrivals will total 1.6 billion.

1. choose a green hotel
   choose a new hotel
2. neither choice

Travelers can decrease their carbon footprint by selecting lodging that offers sustainable operating techniques, such as the use of water-efficient fixtures.

1. composting food waste
   using environmentally preferable products
2. both answers

Use of water efficient fixtures, choosing environmentally preferable products and composting food waste are all sustainable operating techniques.

1. cars
   planes
2. both answers

Cars and planes are the winners in this category, and the environment is the loser.

1. proceeds are used to fund projects that reduce greenhouse gas emissions
   proceeds are used to fund petroleum exploration
2. neither answer

The proceeds from carbon offsets are used to fund projects that reduce greenhouse gas emissions.

1. recycle water bottles
   purchase carbon offset
2. use lower octane gas

The traveler can purchase a carbon offset to make-up for the carbon emissions from the air travel.

1. buses
   cars
2. planes

Buses and trains are greener than cars or planes.

1. inexpensive
   very expensive
2. very, very expensive

Carbon offsets may be an inexpensive way for you to diminish your carbon footprint. For under six dollars, you can offset a round-trip flight of up to 2,200 miles.

1. Senator Diane Feinstein
   Senator John McCain
2. Senator Joe Lieberman

Senator Diane Feinstein buys carbon offsets .

1. wind farms
   landfill gas capture
2. both answers

Wind farms and landfill gas capture are two projects funded by carbon offsets.

1. vacationing in your local area
   vacationing in the neighboring state
2. vacationing in the neighboring country

Vacationing in your local area, and limiting your impact on the environment by driving less -- or even just staying in your own home -- is a staycation.

1. Pope Benedict XVI
   14th Dalai Lama
2. neither answer

The pope has encouraged his followers to live green.

1. recycling of water from laundry
   recycling of water from dishwashing
2. both answers

Recycling of laundry, dishwashing and bathing water is gray water recycling. Gray water can be used for irrigate landscaping.

1. 1000
   2000
2. 3000

There are some 3,000 environmentally friendly hotels.

1. less profitable
   same
2. more profitable

Green hotels are actually more profitable than non-green hotels.

1. Green Key sign
   Blue Flag sign
2. both answers

Green hotels or resorts may display a Green Key or Blue Flag sign.

1. Vatican City
   Bahamas
2. Gambia

The Vatican City has zero carbon dioxide emissions.

1. using a refillable water bottle
   washing dishes by hand
2. both answers

Using your own refillable water bottle can save a lot of plastic.

1. hybrid
   midsize car
2. SUV

Renting a hybrid whenever possible is the green way.