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Environment & Nature

Learn about climate change, sustainability, and the natural world.

12 articles in this category

Plastic pollution
How-To
Environment & Nature

Plastic pollution

Plastic pollution is the accumulation of plastic objects and particles in the Earth's environment that adversely affects humans, wildlife and their habitat. Plastics that act as pollutants are categor

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Climate change
What Is
Environment & Nature

Climate change

Present-day climate change includes both global warming—the ongoing increase in global average temperature—and its wider effects on Earth's climate system. Climate change in a broader sense also inclu

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Marine pollution
What Is
Environment & Nature

Marine pollution

Marine pollution occurs when substances used or spread by humans, such as industrial, agricultural, and residential waste; particles; noise; excess carbon dioxide; or invasive organisms enter the ocea

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Carbon footprint
Comparison
Environment & Nature

Carbon footprint

A carbon footprint (or greenhouse gas footprint) is a calculated value or index that makes it possible to compare the total amount of greenhouse gases that an activity, product, company or country add

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What Is
Environment & Nature

Organic farming

Organic farming, also known as organic agriculture or ecological farming, or biological farming, is an agricultural system that emphasizes the use of naturally occurring, non-synthetic inputs, such as

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Recycling
How-To
Environment & Nature

Recycling

Recycling is the process of converting waste materials into new materials and objects. This concept often includes the recovery of energy from waste materials. The recyclability of a material depends

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Arctic
What Is
Environment & Nature

Arctic

The Arctic is the polar region of Earth that surrounds the North Pole, lying north of the Arctic Circle. The Arctic region, from the IERS Reference Meridian travelling east, consists of parts of north

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Endangered species
Template
Environment & Nature

Endangered species

An endangered species is a species that is very likely to become extinct in the near future, either worldwide or in a particular region. Endangered species may be at risk due to factors such as habita

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Solar power
Tool
Environment & Nature

Solar power

Solar power, also known as solar electricity, is the conversion of energy from sunlight into electricity, either directly using photovoltaics (PV) or indirectly using concentrated solar power. Solar p

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Sustainability
How-To
Environment & Nature

Sustainability

Sustainability or being sustainable is the ability to continue over a long period of time. In modern usage it generally refers to a state in which the environment, economy, and society will continue t

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