Greenhouse
in sentence
502 examples of Greenhouse in a sentence
We put waste water and some source of CO2 into our floating structure, and the waste water provides nutrients for the algae to grow, and they sequester CO2 that would otherwise go off into the atmosphere as a
greenhouse
gas.
That's a
greenhouse
gas that is messing up our climate.
But they're also materials with very high energy and very high
greenhouse
gas emissions in their process.
Steel represents about three percent of man's
greenhouse
gas emissions, and concrete is over five percent.
So if you think about that, eight percent of our contribution to
greenhouse
gases today comes from those two materials alone.
This is a U.S. statistic about the impact of
greenhouse
gases.
Almost half of our
greenhouse
gases are related to the building industry, and if we look at energy, it's the same story.
Eighteen percent of our contribution to
greenhouse
gas emissions worldwide is the result of deforestation.
So this technology, 3D printing, and new design rules really help us to reduce the weight, which is the biggest issue in aircraft design, because it's directly linked to
greenhouse
gas emissions.
Tomato growers now put bumblebee colonies inside the
greenhouse
to pollinate the tomatoes because they get much more efficient pollination when it's done naturally and they get better quality tomatoes.
So you've got food economy and local food at the top, you've got
greenhouse
gases, solar and nuclear waste.
They're living beings, and already our livestock is one of the largest users of land, fresh water, and one of the biggest producers of
greenhouse
gases which drive climate change.
I don't know how many of you know that palm oil, and not buying it from sustainable sources, can create deforestation that is responsible for 20 percent of the
greenhouse
gasses in the world.
Those same molecules, they become methane, and methane is a 25 times more potent
greenhouse
gas than carbon dioxide.
It's a
greenhouse
gas.
Contrails change the climate by creating clouds where there were none before, and of course
greenhouse
gases change the system.
So this diagram illustrates a computer simulation that has looked at all the different factors that we know can influence the Earth's climate, so sulfate particles from air pollution, volcanic dust from volcanic eruptions, changes in solar radiation, and, of course,
greenhouse
gases.
The only way you can reproduce the observed temperature measurements is with all of these things put together, including
greenhouse
gases, and in particular you can see that the increase in
greenhouse
gases tracks this very dramatic increase in temperature over the last 50 years.
And so this is why climate scientists say it's not just that we know that climate change is happening, we know that
greenhouse
gases are a major part of the reason why.
I said, "Well, I got in my car and I went out to the
greenhouse
and I bought them and I brought them back and I put them there."
And that's the building, and that's the model, and on the right's a high-tech
greenhouse
and in the middle's the medical technology building.
Multiply that picture times four and you will see the
greenhouse
that's going to open in October this year because we're going to grow those flowers in the middle of the inner city.
China burns half the world's coal each year, and that's why, it is a key reason why, it is the world's largest emitter of
greenhouse
gases.
And more than that, the emissions of
greenhouse
gases would rise, with immense risks to our climate.
Concentrations of
greenhouse
gases in the atmosphere are already higher than they've been for millions of years.
In the next five or six years, they will likely move from around 20 percent in renewables — wind, solar and so on — to over 33 percent, and that would bring California back to
greenhouse
gas emissions in 2020 to where they were in 1990, a period when the economy in California would more or less have doubled.
It's a collection of floors, one on top of each other, with a core in the center with elevators, stairs, pipes, wires, everything, and then a glass skin on the outside that, due to direct sun radiation, creates a huge
greenhouse
effect inside.
So we can see that even though China is cleaning up at home, it's exporting some of that pollution to other countries, and
greenhouse
gas emissions simply don't have a passport.
This is by far the largest contribution to reduce
greenhouse
gas emissions, until today, as a positive action.
First, because 15 percent of
greenhouse
gas emissions come from deforestation, so it's a big part of the problem.
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