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This online resource discusses the distribution of earth's water.

This YouTube video will guide you through a fun activity where you will draw the earth's continents and oceans.

This YouTube video explains how river basins are formed.

This online resource discusses the importance of the ocean, the layers and composition of the ocean and how it moderates climates.

This online resource introduces the geocentric and heliocentric models. Exoplants, planets and their motions, planetary orbits, the role of gravity and how the solar system was formed are also covered. 

This fascinating video details the journey that a group of friends made in Nevada. Their aim was to illustrate the solar system to scale.

This YouTube documentary highlights the ecological and socio-economic importance of the Tana River Basin in Kenya.

This online resource investigates the features and topology of the ocean floor, the effects of wave erosion and the landforms created by coastal depositions.

This 32 minute long YouTube video investigates the water contamination problems in Tanzania, with specific focus on Dar Es Salaam. 

This 11 minute long YouTube video describes the various causes and types of water pollutants.