The number of times heads comes up when you toss a coin, number of students present in class, number of times a person has attended therapy sessions-these are all discrete variables. To help see the difference between continuous and discrete variables, imagine a really tall mountain with a trail leading up to the top.
Climate changes resulting from greenhouse gas increases could also significantly affect water supply and demand. For example, a local increase in temperature of several degrees Celsius could decrease runoff in the Colorado River Basin by tens of percent (25, 48).
Which increases the amount of solar energy in a region? A keen student and voracious reader, as well as a High School teacher for many years. Climate change conference attender. My house has solar hot water, solar PV panels and rainwater tanks, my garden has chickens, compost, guinea pigs and worm farms.