This tropical country is made up of 1,200 small coral islands.

Explain why the rate of urbanisation is in the way it is between developed and undeveloped countries.

The process by which liquid water changes into water vapour is called what ?

Why is the huronian supergroup rock formation particularly interesting to scientists? because it looks like a cross-section of a giant, stone encyclopedia because it formed during the period when oxygen began to accumulate in the atmosphere because it contains unusually large amounts of oxygen and sulfur because it dramatically altered the planet's development when it first formed