In recent years, a number of agricultural futurists have expressed concern about the ability of the world to increase the food supply enough to feed the world’s population in 2050. The world population currently is about 7.3 billion people, and although the rate at which population is growing is slowing, it is expected to reach close to 10 billion people by mid-century. Much of the growth will be in Africa followed by Asia. In 1798 as world population neared 1 billion people, Thomas Malthus, an English scholar famously wrote that “the power of population is infinitely greater than the power in the earth to produce subsistence for man.” The so-called Malthusian Theory that population growth would eventually exceed th...
Like all marmots
An adult Vancouver Island marmot typically measures 65 to 70 centimetres (26 to 28 in) from the tip of its nose to the tip of its tail.
Kiwengwa/Pongwe Forest Reserve Kiwengwa/Pongwe Forest Reserve is located on the northeast coast of Unguja, 20 kilometres (12 mi) from the Town. The reserve is an important biodiversity spot in the coral rag zone. The forest reserve is rich both in faunal and floral species. The faunal species r...
Fabiana is a genus of flowering plants in the nightshade family, native to dry slopes in western South America.[1] They are evergreen shrubs or subshrubs,[1] with needle-like leaves and profuse tiny tubular flowers in summer. The common name is false heath because the leaves superficially resem...
An Ankylosaurus lumbers along the shore of what’s now eastern Montana. Walking low to the ground, the dino uses its flat, leaf-shaped teeth to tear at ferns lining the water. Suddenly, a shadow looms over the herbivore—a Tyrannosaurus rex is hungry. But Ankylosaurus won’t be a...
The magpie goose (Anseranas semipalmata) is the sole living representative species of the family Anseranatidae. This waterbird is found in northern Australia and southern New Guinea.[2] The species is not truly migratory but it sometimes travels large distances to find food and water, especiall...