Many beverage companies are required to
recycle bottles and cans because this activity
directly reduces
(1) air pollution and destruction of the ozone
shield
(2) overpopulation and soil erosion
(3) solid waste and depletion of resources
(4) thermal pollution and extinction of wildlife

You and a group of friends are spending your vacation hiking through the mountains. it is cold in the mountains. you will be expending a lot of energy while hiking and you will need plenty of energy to keep you warm. you should pack foods high in to provide the most energy or kilocalories per gram of food. a) carbohydrates b) lipids (fats) c) proteins d) sugars