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Clean Development

The Millenium Development Goals, agreed to by every member country of the United Nations in 2000, call for the worldwide eradication of poverty and hunger, universal education, gender equality and huge improvements in health by 2015: two years ago!!

Can we do this without making the planet warmer?

Let's think big and imagine how we can confront the climate crisis in a way that is realistic about the other major problems that we face as a planet and as a species on it.




Clean Development >

Electric Cars

drakonslayer

Electricity is made by generators that burn coal for energy. Therefore, you are still releasing carbon into the atmosphere.

MattHuff123

yes but you are using much less since it isnt burning gas it is only using it a little bit to charge.  So the gas cars are burning gas when you drive and to "charge."

joejoe101

we could us nuckular reacters to charg them

sarahu-usa

I believe that is a great way to save the planet. My only concern is that they still use gas and energy to power the car. We need to find a way to reduce energy when charging the cars and to make the cars only battery operated.

postk15

Hey Sarah, what do you mean making cars only battery operated? Wouldn't you need some sort of input of energy? I also think that electric cars are a good solution to the excessive amounts of Carbon Dioxide emissions, but they will be even better if they get their electricity from clean energy sources. It is true that some places generate their electricity by burning coal, or gas as Thomas said, but other places get electricity from geothermal energy, wind, solar, or hydroelectric generators. With clean sources of electricity, we can definitely help to reduce the Carbon Dioxide emissions.

sarahu-usa

Hey I mean that electric cars  wouldn't be using gas along with the option of having the car battery powered. It was just simply be battery operated. Yeah you would but I was saying we would need to come up with a way to charge the car without it using a lot of energy. Yeah I totally agree with you. Yeah exactly I couldn't have said it better. One of those sources could replace how we charge our electric  cars.

sarahu-usa

If the electricity isn't produced in a way that helps the environment in electric cars how would we be saving the environment

harrym2

To manufacture anything gives off emissions into the atmosphere but electric cars reduce the emissions given of after the industrial cycle.  Gas powered cars are in our everyday lives and many many people use them, so if a smaller number of people drive in electric powdered cars that would help a lot.
   Electric cars use batteries and all this stuff that is terrible for the environment to make but they are also way better for the environment than gas powered vehicles.  Also the amount of electric cars being used is rising greatly.  Cars aren't the only thing releasing carbon dioxide into he atmosphere so taking the steps to get an electric car will help and it is help that the world needs.

paulinazac

I think electric cars are a good idea but if they use energy created by wind, sun or water. If it consume the nuclear energy we are going to still hurting and creating carbon dioxide. We are young we can find a solution to create a sustainable car that lowers our footprint.

sapo

Hi paulinazac. There are some false information in your post.

Firstly, the most obvious, energy cannot be created: it's clearly stated by the First law of thermodynamics.
Secondly, nuclear power plants do not emit CO2 in the process of nuclear fission that happens inside the core of the reactor. The big cloud you can see escaping from the cooling tower is just steam, because "water" (I'm not entering the distinction between various isotopes) is mostly used as the transporter of thermal energy or as a cooling part of the system.
Finally, the fact that "we" (I suppose the students here) are young doesn't systematically mean that we surely can find better solutions. We might find something, but that's not guarantee.

That said, I'm totally OK about electric cars, but you can imagine why their development is or will be slowed in the future: just think about lobbies and lawsuits about intellectual properties. A way to speed up the innovation, and so the research of "the solution", would be fixing these problems.

References if you are curious:
https://en.wikipedia.org/wiki/F irst_law_of_thermodynamics
https://en.wikipedia.org/wiki/Nuclear_fission
https://en.wikipedia.org/wiki/Nuclear_binding_energy

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