Our free environmental studies essays cover a wide range of topics relating to looking after our planet. In this section you’ll find example essays on the theme of climatic change, biodiversity conservation, terrestrial and water ecology, environmental pollution and management, and many more.
Introduction It is extremely evident that since humans have existed, they have had a significant impact on the earth. Humans have contributed to the trends of Carbon Dioxide (CO2) and other greenhouse gases in the early Holocene from anthropogenic activities such as agriculture, deforestation, seasonal biomass burning and producing waste (Ruddiman et al., 2008). However, … Read more
Around the world, the increasing pace of globalisation and how it affects the environment has been a major global concern. On one hand, with easier access to communication and transportation worldwide, globalization has become a key dynamic in the world marketplace and in corporate development. On the other hand, relations between the the growth of … Read more
Over millions of years, thousands of species have evolved from one single prokaryotic cell. Some have developed shells, some have developed walking legs, some have developed wings, and all of these developed for one common purpose: survival. All these adaptations have a specific purpose and have been refined over the years, due to environmental changes, … Read more
Intro: Have you ever been immersed in nature and just as you are realizing how beautiful the world is, your appreciation is ruined when you notice garbage? Try and think of a time, I know I have many memories of this happening. My surfing takes me to some of the most inaccessible beaches in the … Read more
The anthropocene, as a newly found concept geologists have put forward, has been portrayed as a new geological era caused by the newly found suggestion that ‘humans now dominate the planet’ (Kawa, 2016) and therefore have an impact in causing its geological structure and natural systems to alter. The terms anthropocene and capitalocene have both … Read more
1) Introduction Vehicles are basics to societies and are constantly expanding in use. However, for the duration of their life cycle, vehicles affect the nature in a few different ways such as energy and resource consumption, waste generation, toxic substance emission during production and use and transfer toward the finish of their useful lives (Kanari, … Read more
With the growing increase in the number of vehicles across the globe, the need for alternative fuel vehicles is gaining ground in across the globe to solve challenges associated with internal combustion engine vehicles (ICEHs). Most nations rely on imported crude oil and because of politics and price instabilities; they are likely to suffer due … Read more
The Plant Kingdom has a great significance as a resource to mankind. Without plants, humans would be unable to survive on the planet Earth. This is as a result of plants providing us with many vital components that aid life, such as oxygen and water. Not only are we provided with oxygen and water, but … Read more
“We must discard our belief in limitlessness…” William Catton To Dell Web: During a study abroad in Copenhagen, I was given the opportunity to view what is believed to be one of the greatest human achievements: the Copenhill Power Plant by Bjarke Ingels. What makes this so incredible is that this is not simply a … Read more
Environmental problems are caused by means of water contamination are mainly by dyes from textile, paper printing, colour photography, agricultural research, leather-tanning industry and photo-electro-chemical cell industry [Gu Y. et al 2016; Malato S. et al 2016, Patil S. 2016]. Photo-dissociation of dyes and organic compounds has gained interest in order to overcome some of … Read more
Renewable energy to the rescue. Is renewable energy the answer to South Africa’s energy crisis? South Africa’s energy crisis gets worse with Eskom losing close to half of its 30211MW capacity that is available. Eskom losing its capacity was caused by unplanned and some planned outages and this could result to Eskom’s availability of energy … Read more
Hello my name is xxxxxxx. My area of interest is “conservation of environment”. I chose one of my classmates who had a good knowledge of environment and preservation of nature. I asked him three questions as below:- (a) How can we conserve resources present in our environment? He replied that resources can be conserved by … Read more
Introduction Elephants are huge animals that have the ability to change entire habitats and ecosystems through their feeding habits of felling trees. When elephants push trees over, they benefit other plants by eliminating competition and by exposing smaller plants under the trees to sunlight. They benefit animals by providing food to the animals that cannot … Read more
1.1. Background to the study Soil is the topmost layer of the earth surface and it is important for the existence of life on earth. Soil contamination by both natural and synthetic compounds has increased the health hazards to humans and animals. Soil contamination is the introduction of elements, compounds into the environment at concentrations … Read more
Hypothesis: If an anadromous population of stickleback spends most of its life in a marine environment, then the pelvic enhancer for its Pitx1 gene will be present, resulting in the appearance of pelvic spines. Rationale: The stickleback from Deep Creek lake are anadromous, meaning that they spend parts of their lives in both freshwater and … Read more
