The first solar car was invented by William G. Cobb, the inventor for General Motors, in 1955, and this was followed by the invention of the first solar car which facilitated human transportation by the International Rectifier Company in 1958.
A birch is a thin-leaved deciduous hardwood tree of the genus Betula (/ËbÉtjÊlÉ/), in the family Betulaceae, which also includes alders, hazels, and hornbeams. It is closely related to the beech-oak family Fagaceae.
More. Types of Birch Trees. Birch trees come in many shapes and sizes, but they do share some common characteristics. Generally, birch trees are medium-sized trees growing to between 40 and 50 feet in height with the leaves turning yellow in the fall.Where they tend to differ is in bark colour, growing conditions and disease resistance. Click on a species below to discover more. Crimson Frost Birch Betula platyphylla var.enerally, birch trees are medium-sized trees growing to between 40 and 50 feet in height with the leaves turning yellow in the fall. Where they tend to differ is in bark colour, growing conditions and disease resistance. Click on a species below to discover more. Crimson Frost Birch Betula platyphylla var.