Ugc.berkeley.edu

Population growth

WebPopulation growth is the increase in the number of humans on Earth. For most of human history our population size was relatively stable. But with innovation and industrialization, …

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URL: https://ugc.berkeley.edu/background-content/population-growth/

Food availability and nutrition

WebA variety of human and environmental changes can cause changes to food availability and nutrition, including: Decreased availability of freshwater for agricultural activities. …

Category: Nutrition, Food Go Health

What is Global Change

WebUnderstanding Global Change 101 Visit this page for a guided tour of the Understanding Global Change Framework and the fundamental Earth system processes relevant to …

Category: Health Go Health

Displacement of human populations

WebThe displacement of human populations refers to the relocation of large numbers of people from their homes. On this website, we focus on human displacement driven directly or …

Category: Health Go Health

Pollutants and waste

WebPollutants and waste. Pollutants are substances released into ecosystems by human activities that decrease the quality of air, water, soil and food, and affect the health of …

Category: Food Go Health

Invasive species

WebInvasive species are plants, animals, or disease-causing organisms that are not native to an ecosystem and have been introduced accidentally or on purpose by humans.Invasive …

Category: Health Go Health

Species interactions

WebSpecies interactions. There are a vast number of interactions between species. Some interactions are direct – lions killing and eating gazelle, or clown fish living safely within …

Category: Health Go Health

Understanding Global Change 101

WebClick the slide shows below for a guided tour of the fundamental Earth system processes and phenomena relevant to environmental and climate change. Continue your …

Category: Health Go Health

Resource extraction

WebResource extraction. The extraction of resources refers to the withdrawing of materials from the environment for human use, including fossil fuels (oil, gas, and coal), rocks and …

Category: Health Go Health

Habitat loss / restoration

WebHabitat loss / restoration. Habitat loss refers to the reduction in the amount of space where a particular species, or group of species can survive and reproduce. Habitat loss is a …

Category: Health Go Health

Burning of fossil fuels

WebThe effects of the burning of fossil fuels, especially carbon dioxide, are having far-reaching effects on our climate and ecosystems. The burning of fossil fuels is the primary cause of …

Category: Health Go Health

Renewable energy

WebThe use of renewable energy affects the Earth system in a variety of ways, including: Reducing the use of fossil fuels, which in turn decreases the amount of greenhouse …

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