9 Spectacular and amazing Geographical facts of the Earth you never knew
6 The Appalachian Mountains are shrinking
While the Appalachian Mountains are shrinking, the Himalayan Mountains are growing. The Appalachians run from Alabama to New York and had been formed 480 million years ago. Because of erosion, the range is shrinking considerably where the highest peak is Mount Mitchell at 6,684 meters. The Himalayas on the other hand is growing because of the collision of India into southern Asia. The Himalayan mountain range is growing at the rate of 5mm annually.
7 The Dingo fence in Australia
The Dingo fence in Australia measures 3,500 miles long built between 1880 to 1885. It was built to prevent Dingoes or wild dogs from entering the southeastern part of Australia where sheep rearing is a major occupation. The Dingo fence is currently the largest man made fence in the world. A major part of the fence is located in Queensland where it is called the Great Barrier Fence.