A pattern of dark green dots approximately 0.5-0.75 inch in diameter is often observed on many putting surfaces in the West in spring. What causes the polka dot symptom? There could be a couple of ...
Green Matters on MSN
Physicist Finally Solves the Mystery Behind Strange Polka-Dot Patterns Found in the Grand Canyon
The Earth is experiencing dramatic changes due to environmental issues and humans seem to have made peace with it. Moreover, ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback