Earth and Space

Water is a precious natural resource. What happens if it gets polluted? Learn how water can be cleaned with this hands-on activity?

15 images of various instruments such as rain gauges, wind vanes and weather satellites used to inform us about the weather

10 images showing some scenes with coniferous and deciduous trees in the fall or autumn season

10 images of some coniferous and deciduous trees showing new growth in the spring season

9 images showing some scenes with coniferous and deciduous trees in the summer

10 images of various winter scenes showing some coniferous and deciduous trees in snowy conditions

5 images of cirrus clouds that are wispy or feather-like clouds at high level, made of ice crystals and may indicate an approaching storm

11 images that illustrate some daily weather conditions such as cold, hot and windy

This backgrounder explains what temperature is, how it is measured, how it affects people, and how it is controlled on the International Space Station.

9 images of some clothing that may typically be worn in the fall such as gloves, jackets and sweaters

15 images of some various types of outer coverings for feet such as sandals, crocs, shoes and boots

9 images of some clothing that may typically be worn in spring such as rubber boots, lighter coats and rain ponchos

11 images of some clothing that may typically be worn in the summer such as sandals, shorts and bathing suits

10 images of some activities that may happen in the fall such as picking pumpkins and apples, and raking leaves

10 images of some activities that may happen in the spring such as planting, flying kites and having picnics