World Elephant Day, 12 August, aims to raise awareness of the dangers faced by the gentle giants of the wild and to support initiatives that protect them. Their numbers in Africa are down from a million in 1980 to less than 400 000 today.
• Tusker research goes social
Ocean Sole in Kenya is taking marine conservation and recycling to beautiful ends. It creates works of art, household items, jewellery and other objects out of discarded flip-flops that otherwise clog up the country's beaches, coast and waterways.
• Pollution gets the boot
Ethiopia’s grand old lady Lucy – the 3.2-million-year-old fossil discovered in 1974 – has come home after touring the US for the last five years. One of the tour's aims was to boost Ethiopia’s profile as a tourism and science destination.
• A new boost for an old science