Ecosystem Essays

The food webs case study introduces mathematical techniques used for many years, including simple and sophisticated graphing, and how it relates to modern world computing and technology. Today, these mathematical techniques form the basis for programming and algorithms used in computing and research and better known as discrete mathematics. The …

Australia is an extremely urbanised country; about 85 per cent of the population lives in coastal areas, and most of these people live in urban areas with populations of over 100 000 people. This accounts for only about 1 % of Australia’s total landmass. This level of urban growth is …

High end, high rises, high expectations. Everything soars on this low-lying island called Singapore (Garden City). Is it wise to set aside some areas as nature reserves when Singapore has limited land? I refer nature reserves to places where people are able to enjoy the nature and take photographs to …

When industrialization began, little thought was given to its ecological effects. Raw, untreated sewage was allowed to pollute our seas and rivers. Animals were killed for profit to the point of extinction. The loss of trees through uncontrolled deforestation caused erosion and unstable climate. Acid rain was caused by the …

1.  Explain the differences between competition, predation, parasitism, mutualism, and commensalism and give an example of each. Competition- (–/– interaction) occurs when species compete for a resource in short supply example when an invasive species moves in it cause competition. Large insects defend feeding sites on cottonwood leaves by kicking …

Orchestrating the Ecosystem On a beautiful sunny afternoon in July 2007, Zia Yusuf, the Executive Vice President, Global Ecosystem and Partner Group at SAP, took a sip of his cappuccino as he walked into his office. Yusuf found a new PowerPoint deck on his desk and his attention turned to …

Exercise 2: Effects of Human Activities on the Lake System Introduction Laguna de Bay is said to be the Philippines’ largest inland water body covering situated at the heart of CALABARZON. It is also specified that a total of twenty-four (24) sub-basins drain directly to the lake, with the Pagsanjan-Lumban …