What is pollution geography?

What is pollution geography?

Pollution is the introduction of harmful materials into the environment. These harmful materials are called pollutants. Pollutants can be natural, such as volcanic ash. They can also be created by human activity, such as trash or runoff produced by factories. Pollutants damage the quality of air, water, and land.

What pollution is in the ocean?

Ocean pollution is a complex mixture made up of mercury, plastic waste, manufactured chemicals, petroleum wastes, agricultural runoff, and biological threats, like harmful algal blooms. People are exposed to these toxins mainly by eating contaminated seafood.

What are Lancet commissions?

A Lancet Commission highlights a call from 20 professional and academic leaders for major reform in the training of doctors and other healthcare professionals for the 21st century. Changes are needed because of fragmented, outdated, and static curricula that produce ill-equipped graduates.

What are the effects of plastic pollution?

Plastics pollution has a direct and deadly effect on wildlife. Thousands of seabirds and sea turtles, seals and other marine mammals are killed each year after ingesting plastic or getting entangled in it.

Who pollutes the ocean the most?

They discovered that China and Indonesia are the main sources of plastic pollution for single use: bottles, packaging, main bags polluting the oceans. This study estimates that China and Indonesia alone are responsible for around 5 million tonnes of plastic waste ending up at sea each year.

How much litter ends up in the ocean?

Approximately 10 million tonnes of litter end up in the world’s seas and oceans every year. Plastics, more particularly plastic packaging waste such as beverage bottles and single-use bags, are by far the main type of debris found in the marine environment.

Who funds Lancet?

The Lancet Global Health Commission on High Quality Health Systems in the SDG Era is supported by funding from the Bill & Melinda Gates Foundation. The content is solely the responsibility of the authors and does not necessarily represent the official views of the Bill & Melinda Gates Foundation.

Is the Lancet American?

The Lancet has been owned by Elsevier since 1991, and its editor-in-chief since 1995 is Richard Horton. The journal has editorial offices in London, New York, and Beijing….The Lancet.

Edited by Richard Horton
Publication details
History 1823–present
Publisher Elsevier (United Kingdom)
Frequency Weekly

Why is plastic waste a problem?

But the production and disposal of plastic generates greenhouse gases and hazardous waste. Plastic and the chemicals it emits are building up on land and in oceans, lakes, rivers, ice, and air, and the resulting damage to human and ecological health is currently poorly understood.

Why is plastic a pollution problem?

Marine species ingest or are entangled by plastic debris, which causes severe injuries and death. Plastic pollution threatens food safety and quality, human health, coastal tourism, and contributes to climate change.