Ice has always moved. When glaciation took hold some 34 million years ago, interconnected rivers of ice combined to produce the Earth's vast ice sheets. As temperatures slowly warmed glaciers developed a unique balancing act; advancing and retreating to calibrate their annual winter accumulation against summer melt. Sometimes calving colossal icebergs into the sea. A positive feedback loop that has regulated the movement of ice for millions of years.
An aerial journey from the deep south of the South Island to the northern tip of the North Island. We discover the landscapes and meet New Zealanders who talk about their work, interests and culture.
Glaciers of the Winds is a one-hour documentary on the scientific exploration and retreat of the glaciers in the Wind River Mountains of Wyoming. WyomingPBS will look at the big picture of how receding alpine glaciers will affect the ecosystem, municipalities, farmers, and ranchers downstream.
A short film about the joys of year-round naked swimming in the mountain lakes of Snowdonia, N.Wales.
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