Bio Unit 5 Module 4 Concept Resources

why is there a problem with funding to help address climate

"climate safe" tech is expensive (compared to current costs) so convincing people or corporations to pay for the alternative is challeging

T or F The consequences of global climate change may be completely eliminated solely through the development of new technologies.

FALSE

What form of geoengineering proposes increasing the reflectivity of the planet so that more solar radiation is reflected back into space

SRM

What is wind energy?

can be gathered anywhere energy is generated mechanially using wind turbines

What is transporation related to lower carbon emissions?

electric powerd vehicles - cars, buses

Where is geothermal energy more common?

in areas with tectonic and volcanic activity

How is wind energy generated

mechanially using wind turbines

How is solar energy captured?

on panels and converted to electricity

How is energy usage related to carbon foot print?

sources of electrcity and amount consumed

The more solar energy used instead of coal or oil, what?

the lower amounts of carbon dioxide released into the atmophere

What are renewable energy sources?

can be replenished easily or is not depleted when it is used

What are nonrenewable energy sources?

cannot be replenished bc it exists in a finite quality

What does CDR technology stand for

carbon dioxide removal

What are some factors contributing to people's carbon foot prints?

energy usage food choices transportation waste disposal

What kind of foods have lowest carbon emissions?

fruits and vegetables locally grown fruits and vegetables have the lowest carbon emissions by comparisons

What is much cleaner than power generated fossil fuels

geothermal energy

How has climate change had an effect on weather pattterns?

increased temperatures increased flooding increased drought

What is cleaner than fossil fuels, but has other risks?

nuclear power

What is solar energy?

one of the most readily available sources of clean energy energy from the sun is captured on panels and converted to electricity

What two ways has science been working on ways to address climate chnage with technology?

prevent future consequnces of climate change address current consequnces of climate change

Where is electricty coming from for moderate carbon emissions?

solar

How is food choices related to carbon foot print?

some foods produce more emissions in production and transport than others

Where does alternative energy come from?

the sources that are not fossil fuels like oil or natural gas

What is the carbon footprint usually meaured in?

tonnes of carbon dioxide

What are 2 types of geoengineering?

CDR technology SRM technology

What is a carbon foot print?

a calculation of carbon that is direclty or indirectly released into the atmosphere by the actions of a specific entity

What does solar energy produce when energy from the sun is captured on panels and converted to electricity

a lil bit of carbon

What is a person's carbon footprint ?

a measure of their own impact on climate change

What is geoengineering?

also called climate engineering, in the development of technology that directly alters the Earth's atmopshere to combat climate change

How has science been working on preventing future consequnces of climate change

alternative energy - solar power - wind energy - geothermal energy - biofuel - hydroelectric power

What are the 3 most important things about wind energy?

an extremely clean method of generating electricuty electricity non polluiting more expensive than traditional ways of convering energy

When you multiply just one footprint across and entire society, there are real consequences. Why is this true?

bc modern society requires more energy per person than at any time in the history of our species

What is the problem with the unknowns to help address climate

breaking ground with new technology involves tryig to predict the effects of these technologies, known and unknown

Sources for energy choices impact an individual's and a society's what?

carbon footprint

Different sources of energy for electricity and transporation contibute to what?

climate change differently in terms of carbon emissions

What are examples of nonrenewable energy sources, aka fossil fuels?

coal oil natural gas

What is nuclear energy?

comes from splitting the tight knit nucleus of an atom, usually using materials like uraniam

What is the problem with public acceptance to help address climate

convincing individuls and the general public to make large scale changes to buildings and the environment

The energy released from splitting bonds in nucleuar energy used to do one of two things?

create boiling water create pressurized water to power turbines

What are two things that have carbon foot prints?

factories, human beings

What is the problem with funding to help address climate

finding the money, especially for large scale implentatio n

What contributes to your individual carbon footprint?

food choices transporation choices recylcing options energy choices

food emissions carry different levels of carbon emissions based on?

food emissions the type of food source

What is transporation related to moderate carbon emissions?

fossil fuel powered - carpool, public transit

What is transporation related to high carbon emissions?

fossil fuel powered - cars, buses, trains, airplanes

Where is electricty coming from for high carbon emissions?

fossil fuels

Where is most of this energy supplied?

fossil fuels

How is transporation related to carbon foot print?

fossil fuels in cars, planes, and buses versus carpool, public transit and hybrid or electric

What are the challenges when attempting to implement technology to address climate change?

funding public acceptance the unknowns

The process of nuclear enegry is used to do what?

gather nuclear enegry produces radioactive byproducts that are dangerous and need to be disposed of somehow

How does the removal of carbon dioxide from the atmosphere combat climate change?

genetically engeneering trees or other plants to increase their consumption of carbon dioxide large quantities of carbon dioxide are removed from the atmosphere

How has science been working on addressing current consequnces of climate change

geoengineering genetic engineering

WHere does nuclear enegry create boiling water

in boiling water reactors, calls BWR

where does nuclear energy create pressurized water to power turbines

in pressurized water reactors, or PWRS

What can climate change having an effect on weather pattterns do to farming?

it can make it challenging and even impossible in some places

Nuclear power is considered cleaner than fossil fuels, but?

it is not without risk

What does CDR technology, carbon dioxide removal tech, aim to do?

lower the current level of carbon dioxide through - reforestation - creating carbon sinks in soil and ocean

What is genetic engineering?

modifying plants and animals

Is nuclear energy safe for people and the environment?

not entirely accidents with reactors or power plants that can make peope sick, or hurt or kill them

What is not considred to be a clean form of alternative energy?

nuclear power

What is the deal with beef and carbon emissions?

raising callte requires more land than other livestock. cows are some of the largest biotic contributors, in part because they produce methane and other greenhosue gases

What kind of foods have highest carbon emissions?

red meat - cattle - lamb dairy - cheese

With regard to food choices, a diet that contains more locally grown vegetables would do what to your carbon footprint?

reduce your overall footprint

What does SRM technology, solar radiaiton management technology, aim to do?

reflect solar energy before it reaches the Earth - prevent it from getting trapped by greenhouse gases and warming the planet further

To prevent famine, plants and sometimes herd animals, could be genetically to?

requires less water withstand temperature extremes

How is geothermal energy much cleaner than power generated fossil fuels ?

requires more localized sources - common in areas with tectonic and volcanic activity

What are the most common sources of geothermal energy

reservoirs of heated water close the the Earth's surface

How is waste disposal related to carbon foot print?

reuse and recycling vs landfills

What are examples of renewable altnerative energy sources

solar power wind energy geothermal energy biofuel hydroelectric power nucelar power

What does SRM technology stand for

solar radiation management

What is geothermal energy?

taps into heat generated by the earth is much cleaner than power generated fossil fuels

In general, scientists think that our species has the best chance of reducig the long term impacts of climate change through what?

technological solutions, new forms of alterntive energt, and changesin personal choices

When you multiply just one footprint across and entire society, what happens?

there are real consequences

Why is genetic engineering helpful to plants and animals used for agriculture?

they can handle extreme temps and weather events and floods and drought

Why are cows are some of the largest biotic contributors?

they produce methane and other greenhosue gases

How does maintianing agriculture combat climate change?

to prevent famine by chnaging agriculture to fit the needs of the earth

Why does genetic engineering happen?

to take up m ore carbon dioxide require less water withstand temp extremes

When is most alternative energy considrered "clean"?

when compared to fossil fuels, which release large amounts of carbon dioxide

What kind of foods have moderate carbon emissions?

white meats - pork - chicken

What alternative energy sources have the ability to be used almost anyway on the planet?

wind solar

What is more expensive than traditional ways of convering energy ?

wind energy

Where is electricty coming from for lower carbon emissions?

wind, geothermal