Human Population Dynamics
Deforestation
Atmospheric Pollution
Soil Degradation/Pollution
Water Use and Pollution

100

Measures the inequality within countries

What is Gini Index

100

Cover 30% of total land areas

What are forests

100

hydroxyl radicals, oceans and sunlight 

What is natural cleanser

100

solid material of geological and biological origin that is changed by chemical, biological, and physical processes giving it the ability to support plant growth, filter water, plays key role in Earth´s nutrient cycles, and exchange of atmospheric gases

What is soil

100

Major use of water worldwide

What is irrigation

200

Use of fertilizers and pesticides to increase crop yields improved the access to food in many places

What is Green Revolution

200

Major cause of deforestation worldwide

What is large and small scale agriculture

200

Brownish, irritating haze from automobile exhaust, NOx, and Volatile Organic Compounds VOCs hit sunlight

What is Photochemical Smog

200

Soil Texture consisting of particles finer than 0.004 millimeters

What is Clay

200

Dams, canals, reservoirs, aqueducts, sewer system, treatment plants, water towers, irrigation systems, and desalination systems are all...

What are man-made systems

300

is the maximum population of a species that an ecosystem can support without being degraded or destroyed in the long run.

What is Carrying Capacity

300

largest cause of deforestation in the Amazon region

What is Cattle Ranching

300

Rain, Fog, Mist or Snow that is more acidic than usual

What is Acid Precipitation

300

Soil´s capacity to hold nutrient ions until they are absorbed by roots

What is Nutrient-Holding Capacity

300

99% of all liquid freshwater available to humans is here

What is Groundwater

400

the average number of children each woman has over her lifetime

What is Fertility Rate

400

repair damages to specific lands and waters.

Ecosystem Restoration

400

115 million tons of SO2 and up to 70 million tons of Nitrogen Oxides

What is anthropogenic sources of air pollutants

400

When water and wind picks up particles of soil carrying them away

What is erosion

400

Bacteria, acids, fertilizers, and heat are all

What is Water Pollutants

500

is an estimate of the amount of land and ocean an individual or population requires to provide the resources it uses and to absorb the waste it produces

What is Environmental Footprint

500

ecosystem currently being lost due to human activities that covers 75% of Earth´s Surface 

What is Oceans

500

primary pollutant that is a complex mixture of solid particles and aerosols

What is Particulate Matter

500

Agriculture Technique where cultivation is done at 45 degree angle

What is Contour Plowing

500

The neighborhood is infamously known as the location of a 70-acre (28 ha) landfill that became the epicenter of a massive environmental pollution disaster harming the health of hundreds of residents

What is Love Canal