Introduction: Climate Challenge: Part 2 (06:21)

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California suffers from a severe drought while Uganda experiences famines and landslides. Siwan Davies studies past climate changes to compare them to today's situation. Deforestation has affected the planet; Mbale Coalition Against Poverty supports communities planting trees. (Credits)

Local School (03:28)

CAP educates children about environmental science. Governments need to emphasize the sustainable management of trees. Uganda is experience some of the worst effects of climate change, including flash floods, flooding, drought, and soil degradation.

Storm in the Mountains (02:44)

The mayor of Marafwa describes changes to the environment since he was a child. The population of Uganda doubles every 20 years; 65 tribes believe in polygamy.

Planting Trees (04:09)

Heavy rains will wash away the food supply without threes. Consulate Kakai advises farmers on how to best make use of their land by planting trees and grass as well as crops. Jonathan Masette describes how women can transform the community more quickly than men.

Making a Difference (03:01)

After four years, the trees shelter bee hives that the women harvest. Drought is occurring all over Uganda. Education may solve future issues.

Effect of California Droughts (06:27)

Even though the United States withdrew from the Paris Accord, Governor Jerry Brown is committed to helping ameliorate the effects of climate change. Wildfires occur naturally to rejuvenate the ecosystem. Donna Fink travels to where she used to live with her husband and animals.

Ground Zero (05:46)

In East Porterville, Esperanza Venegas takes barrels to friends and family to ask for water. Individuals with deeper wells still have some, but it is expensive to build.

Jet Propulsion Laboratory (04:18)

NASA designs and builds instruments that collect instruments to examine changes in atmospheric gasses. Dr. Eric Fetzer leads Atmospheric Infrared Sounder (AIS), a team that studies the rising temperature of the Earth's surface.

Changes in Cattle Farms (04:20)

Bruce Scott describes how he converts cow manure in order to return it to the soil at golf courses. Feed costs and commodity prices have escalated in San Jacinto, California during the water rationing. AG Waste Solutions helps farmers subsidize their income by making biochar.

Changes in Agriculture (02:55)

In Irvine, California Urban Produce grows 16 acres worth of crops on 1/8th of an acre indoors. Dehumidifiers pull moisture from the air and convert it into water.

Atlantica Yield (02:40)

Thousands of parabolic arrays gather solar energy to fuel a steam generator in the Mojave Desert. Business, science, and human beings need to collaborate in order to find solutions to combat climate change.

Hydrogen Cars (03:17)

Hydrogen flows into the fuel cell and mixes with oxygen. Biomass, sewage, water, and natural gas can make hydrogen. California is committed to getting cars using renewable resources on the road.

Credits: Climate Challenge: Part 2 (00:32)

Credits: Climate Challenge: Part 2