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A country in West Africa, home to hundreds of languages and one of the world’s largest populations.
Nigeria is a federal republic in West Africa. Its capital is Abuja, and its largest city is Lagos. The country spans a wide range of ecological zones and is shaped by extensive linguistic, cultural and historical diversity.
A nineteenth-century mathematician known for her work on Charles Babbage’s Analytical Engine.
The world’s most extensive coral reef ecosystem, off the north-east coast of Australia.
The process by which plants, algae and some microorganisms turn light energy into chemical energy.
Representatives meeting in Geneva adopted a treaty to improve the treatment of wounded soldiers in armies in the field.
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