Environmental studies essays

Global warming problem has become the focus of world attention. In recent years, the greenhouse effect has made a heavy global climate change and has seriously developed many illnesses and changes to our environment. These include ground level ozone which is a by- product of atmospheric reaction between nitrogen oxides, volatile organic compounds, methane, and … Read more

Daphnia sp. is a small crustacean that has a wide distribution and high diversity with over 100 species of Daphnia identified by scientists (Ebert 2005). Daphnia sp. is more commonly known as the water flea and it is a transparent organism with a length of around a few millimeters and a rounded shape. It has … Read more

Are humans any smarter than frogs in a pot? If you put a frog in a pot and slowly turn up the heat, it won’t jump out. Instead, it will enjoy the nice warm bath until it is cooked to death. We humans seem to be doing pretty much the same thing.’ For almost 20 … Read more

INTODUCTION The little Owl (Athene noctua) is a red-listed species in Denmark . The species is widespread in North America, Asia and in Europe where the Danish population represent the northern part of the distribution area. In big parts of Europe the population has been declining the last 30 ‘ 40 years, and in Denmark … Read more

Introduction Water conservation are the policies and activities to manage fresh water as a sustainable resource, to protect the water environment, and to meet current and future human demand. Population, household size and growth and affluence all affect how much water is used. As we use so much water in the house we need to … Read more

ABSTRACT Renewable energy is now capturing a good share of the worldwide headlines because of concerns about declining supplies of fossil fuels, escalating population and industrialization triggering ever-increasing demand of fuels. Worldwide ethanol demand is increasing continuously. Conventional crops such as corn and sugarcane are unable to meet the global demand of bioethanol production due … Read more

WHAT IS DIVERSITY? During Convention on Biological Diversity, the most general accepted definition of biodiversity was ‘variability among living organisms from all sourcesand the ecological complexes of which they are part; this includes diversity within species, between species and of ecosystems’ (UNCED, 1992). The main focus of our assessment is to estimating genetic diversity ‘within … Read more

The principles of sustainability refer to the environmental, economic and socio-cultural aspects of tourism development. To guarantee sustainability in the long run a suitable balance must be found between these three aspects. Sustainable tourism should make optimal use of environmental resources that account for needed elements in tourism development, helping to preserve biodiversity and natural … Read more

The objective of the present study was to evaluate rain water quality of Khorramabad for one year at 4 stations at 4 different points using some parameters and Multivariate statistics have been applied to reveal the primary factors that affect rain water quality, and the differences and relation among the studied water quality parameters in … Read more

Jamaica Bay is a beautiful 9,151.8-acre sanctuary located on the southern side of Long Island, and between Brooklyn and Queens. It is filled with countless islands, waterways, meadows, and even two ponds that are home to many wondrous organisms. Jamaica Bay contains over 325 species of birds, 60 species of butterflies, 90 species of fish, … Read more

The degree of variation of life is called; biodiversity. It is a measure of the variety of organisms present in different ecosystems on earth. This can refer to genetic variation, species variation, or ecosystem variation, within an area, biome, or planet. Biodiversity tends to be highest around the equator, which is probably resulted the warm … Read more

Introduction 1. The availability of energy resources is considered as one of the key components for economic development. As the development process accelerates, the demand on energy automatically increases. Hence, owing to the fact global energy consumption has more than doubled since 1970s. Continually increasing energy demand has forced countries to intensify efforts both from … Read more

In this project we are going to discuss the subject ‘light pollution’. We will discuss the following topics: What is light pollution Causes light pollution Effects of light pollution on individual organisms Types of light pollution Effect on astronomy What will happen if all dark places would be gone Solutions We weren’t familiar with the … Read more

In September 2013 the Intergovernmental Panel on Climate Change (IPCC) published the Fifth Assessment Report briefing in its climate change series. Garnering international attention, the report has concluded that scientist’s are now 95% certain that humans are the ‘dominant cause’ of global warming [IPCC, 2013]. The report follows decades of scientific consensus around the potential … Read more

The Exxaro Resources Limited company plan to start mining the 4000 hectare mining site of Fairbreeze once the mining in Hillendale is completed. Exxaro hope to start mining soon because the mining would 1000 temporary jobs will be created in the construction phase. The high-powered hydraulic water pumps require 48 million litres of water to … Read more