USDA Forest Service

The general goal of the study is to explain and find out the natural phenomena that impacts dying trees in our area. The key elements we are investigating is the plant pathogen,Phytophthora ramorum and the trees that are being affected and the host,Umbellaria californica. This is significant since billions of trees are dying at a rapid pace every year due to a new pathogen that causes Sudden Oak Death. The pathogen is called Phytophthora ramorum and it was recently discovered in the year of…

Forests produce vital oxygen for people and wildlife. The world’s most vulnerable and endangered life exist in forests and 1.6 billion people rely on the benefits that they offer. Forests have integral part in maintaining the climate, however, man chooses to use this precious resource for his selfish purposes without any regard to the beautiful life it protects and shelters. Deforestation is one of the biggest threats to the planet and if we continue to exploit it at the pace we are going, they…

frogs, parrots, sloths, and jaguars. There’s three levels of the rainforest; the forest floor where plants don’t grow because there is almost no sunlight. Understory layer where little sunshine reaches this area so the plants need to have big leaves to capture sunlight. Canopy layer where most of the trees have oval leaves that are pointy. Then the tallest trees are the emergents, which are over 200 feet above the forest floor. The rainforests provided our human ancestors with a supply of…

Forests and Environmental Values Forestry is a profession related to resource management that is primarily about the art and science of creating, maintaining, using, and protecting the forest and its resources. The usefulness of the forest is vast, and its value in the world’s societies can be quite large. The people of the world value forests for their economic value primarily, for the forest provides important resources such as timber, medicines, and ecotourism revenue. This economic benefit…

According to Jane Goodall, “ Chimpanzees, gorillas, orangutans have been [lasting] for hundreds of thousands of years in their forest, living [wild] lives, never overpopulating, never destroying the forest. I would [state] that they have been in a way more successful than us as far as being in [concord] with the environment” (Environment Quotes). Palm oil nourishes one’s appearance and rejuvenate the life of food products. The demand for this product has greatly increased in the past years, but…

A jungle is typically thought of as a forest with luscious green trees and vibrant arrays of colors. While there are varying definitions that stem from the word “jungle”, they all have a similar underlying meaning of a setting with perplexities or dangers. Embodying this definition is the live-action movie The Jungle Book, which depicts “jungle” in both the literal and figurative sense. This movie takes place deep in the dense jungles of India and narrates a story of Mowgli’s struggle to survive…

“Forests cover 31% of the land area on our planet.”(Deforestation | Threats | WWF). With the the prevalence of deforestation, it messes up animal living because the trees are the animals homes and without the trees the animals do not have homes. The WFF (World Wildlife Fund) has been working for over fifty years to help stop or slow down deforestation. The earth is under a threat for losing much of our forest. Humans are also affected by the loss of…

rainforests are also home to indigenous people, who depend on the rainforests for their resources for survival. According to the Food and Agriculture Organization of the United Nations (FAO), a whole 60 million indigenous people are wholly dependent on the forests for survival. Many of such people have been living in these rainforests for thousands of years. The rainforests…

Hummingbirds are very fascinating creatures and differ in various ways from other birds. There are more than three-hundred species of hummingbirds. Hummingbirds play a very important role in the ecosystem. Hummingbirds are pollinators and control insects. Hummingbirds can hover in mid-air why consuming nectar from deep flowers. The male humming bird contributes very little in reproduction. Human activities are responsible for some of the deaths of these magnificent species. Hummingbirds are…

BIOLOGYOF TARO LEAF BLIGHT (Phytophthora colocasiae Racib) - A REVIEW ABSTRACT Taro is a tropical tuber crop highly valued in developing countries. It is mostly susceptible to Phytophthora colocasiae, a leaf blight disease (TLB) causing a 25%-50% loss in yield. The pathogen results not only in reduction in vigor, quality and yield but also constitute a barrier to international exchange of germplasm. The warm, humid days, cool and wet nights of the tropics are ideal for reproduction and…