Energy and Emissions
Greenhouse Gases
Renewable Energy
Climate Change
Miscellaneous
Solutions
100

The units of power and energy.

What is Watt and Joule?

100

The GHG that is a critical element of the water cycle.

What is water vapor?

100

Has seen a boom in the central plains of the U.S. over the last decade.

What is wind energy?

100

It is the main cause of climate change. 

What is the increase in GHG concentrations?

100

The air pollutants that are a combustion by-product because we supply air.

What is nitrogen oxides?


100

Why it is harder to reduce CO2 emissions than emissions of air pollutants.

What is CO2 is a natural end product of every combustion process.

200

The typical human power output.

What is 100 W

200

The gas that is absorbed by trees.

What is CO2?

200

Is the most abundant renewable energy.

What is solar energy?

200

A term often used to describe the rise in the Earth's surface temperature.

What is cause of global warming?

200

The air pollutants that cause major health effects and can be removed by cyclones or electrostatic precipitators.

What is particulate matter?

200

A natural approach to removing CO2 from the atmosphere.

What is planting trees.

300

The country where the per-capita energy consumption rate is about four times higher than the global average rate.

What is the United States?

300

This greenhouse gas is produced mostly by cows.

What is methane gas?

300

Uses energy from earth's interior and is efficient in countries like Iceland.

What is geothermal energy?

300

An example of a negative feedback mechanism.

What is the radiative energy (increase of radiated energy as T increases) or what is cloud cover?

300

The parameter that describes the reflection of solar energy

What is albedo?

300

The technology to remove CO2 at power plants before it is emitted into the atmosphere.

What is Carbon Capture and Storage?

400

The three fossil fuels that provide ~ 80% of the U.S. energy.

What is coal, oil, and natural gas?

400

Not a greenhouse gas, but it makes up 78% of our atmosphere.

What is nitrogen?

400

Is a challenge for shifting the grid to renewable energy sources.

What is intermittency of renewables?

400

The positive feedback mechanism that strongly affects the polar regions.

What is the ice-albedo effect?

400

The way small scale processes are included in global climate models.

What is parameterizations?

400

Proposed method of increasing the reflection of solar radiation through release of aerosols into the atmosphere.

What is Solar Geoengineering?

500

The fossil fuel with the highest energy content.

What is Natural Gas?

500

It forms in the presence of sunlight when nitrogen oxides and volatile organic compounds are present. 

What is ozone.

500

The two parameters that determine the power of a hydroelectric power plant.

What is flow rate and head (height of dam)?

500

The temperature increase targeted not to be exceeded in the Paris agreement.  

What is 2 oC above pre-industrial levels but preferably 1.5 oC?

500

The location of critical CO2 measurements known as the Keeling record.

What is Mauna Loa, Hawaii?

500

What everyone one of us can do to mitigate climate change.

What is energy conservation?