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How did the Sun evolve, and what will it become? What is the origin of its light and heat? How does solar activity affect the ...
This fascinating book is a firsthand account of the adventures of an ornithological field team studying long-tailed finches in outback Australia. In 1991, Nancy Burley ...
Our oceans are becoming increasingly inhospitable to life - growing toxicity and rising temperatures coupled with overfishing have led many marine species to the brink of ...
Taller Eucalypts for Planting in Australia treats 81 taller-growing eucalypts (relative to the 84 species included in the companion book Smaller Eucalypts for Planting in ...
Brush up on your mental arithmetic, including percentages, averages and recurring decimals or work on your trigonometry skills, from Pythagoras' Theorum to triangle areas and ...
Heavenly Mathematics traces the rich history of spherical trigonometry, revealing how the cultures of classical Greece, medieval Islam, and the modern West used this forgotten ...