Archive for the ‘Calamity’ Category

Why Does Deforestation Happen?

Why Does Deforestation Happen?
It isn’t just environmentalists that need to know why deforestation happens. Even the layman should be aware of its causes, because in the end its adverse effects will be felt by everyone. Slash and Burn Agriculture One of the culprits is slash and burn agriculture. What usually happens is that a farmer decides to plant crops and raise livestock. The trees are cut to size and subsequently burned. No new trees are planted and instead crops and animals are raised there. In poor countries, the problems are compounded. The lack of modern tools and utilities make farming difficult. When the denuded land is no longer able to provide quality fruits and vegetables, the farmer moves on to the next rainforest. That is why deforestation happens on such a large scale. After one denuded land has been...

Why Do Hurricanes Happen?

Why Do Hurricanes Happen?
Because they are so powerful, it’s important that you know the facts about hurricanes. Although there’s nothing we can do to prevent their coming, knowing basic information helps in keeping people safe. Formation They are formed around the equator, specifically in the north and south zones. These areas are filled with warm water. Under normal circumstances they’ll form thunderstorms. Under certain conditions, these storms get very large and spin. This movement adds to its strength. At 40 miles per hour, it’s classified as a tropical storm. At this point this thunderstorm could move towards land. As it does it picks up speed. It may carry strong winds and rain. Based on current facts about hurricanes, a storm will only be classified as such if it goes up to 75 mph. Characteristics...

Why Do Earthquakes Happen?

Why Do Earthquakes Happen?
Earthquakes cause the earth to shake. It can hit anytime and anywhere. Furthermore, it can strike at different levels of intensity. The unpredictability of this natural disaster makes it even more dangerous and destructive. The shaking of the earth is caused naturally by seismic waves that are produced after the crust of the earth suddenly releases energy. In order to understand the different aspects of this natural activity, it is important to know why earthquakes happen. Major Causes of Earthquakes Why do earthquakes happen? Two things can start this kind of natural disaster. First, scientists have found some close connections between this event and volcanic eruptions. Evidently, places that are near volcanoes tend to experience more tremors. When there are volcanic activities, always...

Why Do Volcanoes Erupt?

Why Do Volcanoes Erupt?
Throughout history, the world has witnessed numerous volcanic activities and eruptions. This natural disaster has helped shaped the world as it is today. Furthermore, it has caused devastating results to human society including destroyed homes, livestock and even lost possessions. On the other hand, it also had numerous benefits to the environment, particularly to plants and animals. Although there are only a few volcanic eruptions in modern times, it is still quite helpful to understand the basic nature of this massive landform as well as why do volcanoes erupt. Major Reasons Behind Volcanic Eruptions Why do volcanoes erupt? Volcanoes, especially the active ones, have cracks beneath them. Because of this, the melted rocks underneath the tectonic plates start to go out through these cracks....