Тест 29

The Chacaltaya ski area sits upon a small mountain glacier in Bolivia. Although the area is less than a kilometer long, it once hosted international ski competitions. In the past ten years, however, the snow19пропуск 19, текущийvery quickly. As Chacaltaya glacier melts, dark rocks are uncovered. These rocks absorb more heat, causing the snow to melt20пропуск 20. The cycle seems unstoppable in the long run. Today, the snow is almost gone, and so21пропуск 21Chacaltaya’s days as a popular ski resort.