The height of Everest. Controversy over the exact elevation of the summit developed because of variations in snow level, gravity deviation, and light refraction. The figure 29,028 feet (8,848 metres), plus or minus a fraction, was established by the Survey of India between 1952 and 1954 and became widely accepted.
The height of Everest. Controversy over the exact elevation of the summit developed because of variations in snow level, gravity deviation, and light refraction.
