History of Solar System formation and evolution hypotheses - Lunar origins hypotheses. 1  Over the centuries, many scientific hypotheses have been advanced concerning the origin of Earth's Moon.
Regular irrigation keeps grass green. Improper fertilizing, nutrient deficiencies, diseases and insects can all cause yellow grass. No matter the cause, yellow grass detracts from your home's appearance. Identifying and correcting the issue is essential to restoring your lawn's health and appearance any time of year.
Bare spots on your lawn can be caused by a variety of factors, like over-fertilizing or lack of water. Maybe you spilled some weed killer on it the last time you were treating those dandelions or filled up your mower. Whatever the cause was, the cure is to re-seed it and get grass growing again.