Month: January 2019

Animal Agriculture

In addition to the carbon emissions created by the machinery required for farming, livestock animals themselves emit methane gas, which contributes to climate change. Furthermore, improper disposal of animal waste can lead to pollution of waterways. [5] Overuse of antibiotics in livestock contributes to the development of antibiotic-resistant bacteria. Livestock raised in industrial environments are often treated …

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Chemical Use in Agriculture

Fertilizers, pesticides, and herbicides are the three main classes of chemicals used in modern agriculture. These products promote growth and protect plants from insects and weeds. However, use without limitation can lead to problems such as land pollution, runoff of excess chemicals, and the emergence of herbicide-resistant weeds or pesticide-resistant bugs. Agricultural technique of heavy pesticide application. [7] Fertilizers, pesticides, …

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Agriculture Irrigation

Globally, the agricultural sector consumes about 70% of the planet’s accessible freshwater. Unsustainable water use harms the environment by depleting rare groundwater supplies. Over watering also contributes to runoff, causing damage to ecosystems downstream. [4] United Soybean Board [1] [2] [3] Photo: Extreme watering of the land to prepare it for agricultural purposes. [6] Video summary: Watch to learn …

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Overfishing

Overfishing is a form of overexploitation where fish stocks are reduced to below acceptable levels. According to World Wildlife Foundation (WWF), more than 85% of the fisheries in the world have been pushed to or beyond their biological limits. [4] Video summary: Many people around the world rely on fish as their main daily source of …

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Arctic Ice

Disappearing Ice Video Summary: Data may encapsulate the events of a single second or many years; it may span a small patch of Earth or entire systems of suns and planets. Visualizing data within its natural environment maximizes the potential for learning and discovery. Scientific visualization can clarify data’s relationships in time and space.

Coral Reefs

Coral Reefs are an important component of our marine ecosystem as they support approximately 25% of marine life. However, the coral reef habitats have experienced a sharp decline in recent years, with approximately 66% of the coral reefs under the state of being seriously threatened. [3] Australia’s Great Barrier Reef is disappearing. The main causes …

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Dead Zones

A dead zone is commonly formed when there is eutrophication happening. Eutrophication occurs naturally, but human activity has been associated with increased frequency of eutrophication. Map of dead zones and areas of concern around the world. How do dead zones form?  

Ocean Acidification

Oceans absorb approximately 22 tons of carbon dioxide daily, and the pH of the world’s oceans are expected to decrease from pH 8.1 to pH 7.8 by the end of this century. The decline in pH is detrimental to many marine organisms, especially those with shells such as zooplankton and coccolithophores. These organisms are important …

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Marine Debris

There are many issues negatively impacting marine habitats. [1-6] Humans are the main contributors of marine debris present in marine environments around the world. According to statistics, there are 5.25 trillion pieces of marine debris present in ocean waters. This includes plastic microbeads, plastic bags, cosmetic containers, and old toothbrushes. Organisms such as fish and birds …

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Extreme Consumerism - Solutions

Extreme consumerism has led to depletion of resources, inflicting tremendous damage to the environment. The impacts of increased consumption are magnified by the globalized nature of modern economies. The first step in reducing the world’s consumption footprint is to understand our role as consumers. If the public is better informed about the hidden costs of everyday purchases, then they can consciously …

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