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New type of human is found – level 2
17-09-2015 15:00
Scientists discovered a new human-like species in South Africa....New type of human is found – level 3
17-09-2015 15:00
Buried deep in a cave in South Africa, scientists...Costa Rica uses clean energy – level 2
01-04-2015 15:00
Clean energy is so important to Costa Rica that...Costa Rica uses clean energy – level 3
01-04-2015 15:00
Could it be the cleanest country in the world?...