World Earth Day: Climate expert urges data-driven optimism to tackle environmental crisis [SOUND]

# Stellenbosch Business School climate expert Jako Volschenk says optimism, backed by science and real progress, could be the key to fighting climate change. Speaking on World Earth Day, he says South Africa is well-positioned to lead in renewables, with solar and wind now cheaper than coal. Volschenk believes sharing positive stories, not just bad news, helps people stay motivated in tackling climate challenges: