the art and science of cultivating land for growing crops (farming) or raising livestock (ranching).
an underground layer of rock or earth which holds groundwater.
reason or set of reasons given with the aim of persuading others that an action or idea is right or wrong.
atmospheric pressure as read by a barometer.
to state as the truth.
all weather conditions for a given location over a period of time.
gradual changes in all the interconnected weather elements on our planet.
management of a natural resource to prevent exploitation, destruction, or neglect.
having to do with the day to day activities and upkeep of a personal residence such as a house, apartment, farm, or other estate.
an entire river system or an area drained by a river and its tributaries. Also called a watershed.
period of greatly reduced precipitation.
data that can be measured, observed, examined, and analyzed to support a conclusion.
water that is not salty.
(2,495 kilometers/1,550 miles) river in South Asia that originates in the Himalaya and empties into the Bay of Bengal. Also called the Ganga.
large glacier in the Himalaya Mountains, the source of the Ganges (Ganga) River.
mass of ice that moves slowly over land.
water found in an aquifer.
source of a river.
mountain range between India and Nepal.
having to do with the study of water.
activity that produces goods and services.
difference in size, amount, or quality between two or more things.
watering land, usually for agriculture, by artificial means.
body of water surrounded by land.
highest spot on Earth, approximately 8,850 meters (29,035 feet). Mount Everest is part of the Himalaya and straddles the border of Nepal and China.
the number of people living in a set area, such as a square mile.
process of using evidence to make inferences or conclusions using logic.
ratio between the amount of water vapor in the air and the air's saturation point. Relative humidity is expressed as a percentage.
natural or man-made lake.
large stream of flowing fresh water.
land drained by a river and its tributaries
promotion of hygiene, health, and cleanliness.
people and culture native to the Himalayan region of Nepal and China. Sherpa often serve as mountaineer guides and porters on mountain-climbing expeditions.
layers of snow that naturally build up during snowfalls.
degree of hotness or coldness measured by a thermometer with a numerical scale.
power plant that uses a temperature difference between two materials to generate electricity.
stream that feeds, or flows, into a larger stream.
to recycle one or more items to create an object that is worth more than the original product.
process of lowering the amount of water used by homes and businesses.
situation when the amount of water available does not meet the amount of water needed or wanted by a population.
situation faced by a nation or community when the amount of available water is less than 1,700 cubic meters per person.
elevated structure used for storing water.
threats to the supply of freshwater such as aquifer depletion, contamination from human and natural sources, and the effects of climate variability and change.
entire river system or an area drained by a river and its tributaries.
movement of warm or cold air.
movement of air (from a high pressure zone to a low pressure zone) caused by the uneven heating of the Earth by the sun.