Not only does its name anticipate the American document of a century later, the English Bill of Rights anticipates some of the American billâs specific provisionsâfor example, the Eighth Amendmentâs ban on excessive bail and fines and on cruel and unusual punishment.
If the leaf contains carotene, as do the leaves of birch and hickory, it will change from green to bright yellow as the chlorophyll disappears. In some trees, as the concentration of sugar in the leaf increases, the sugar reacts to form anthocyanins. These pigments cause the yellowing leaves to turn red.
In some parts of the country, the emergence of leaves moved up about a day and a half every decade between 1950 and 2005. The largest changes were found in the Western U.S. and the North American desert area, temperate Sierra region, and the northwestern forested mountain areas.