Because of technological limits, there is a certain amount of food that we can produce per acre. If we were to have intensive greenhouse agriculture, we could have much higher production.
Ralph Merkle

China will soon emit more greenhouse gases than America, but its regime knows if it caps aspirations there will be a revolution.
James Lovelock

Denmark, the Netherlands and Germany have detailed plans to cut their greenhouse emissions by 20 to 50 percent.
Donella Meadows

Given that, and assuming that we begin to adjust to issues like climate change and the greenhouse effect, Denver's location in the center of the country becomes a tremendous advantage.
John Hickenlooper

Growing hemp as nature designed it is vital to our urgent need to reduce greenhouse gases and ensure the survival of our planet.
Jack Herer

If we are to meet the growing electricity demand in the United States without significantly increasing emissions of greenhouse gases, we must maintain a diverse supply of electricity, and nuclear power must be part of that mix.
Judy Biggert

Meat is a wasteful use of water and creates a lot of greenhouse gases. It puts enormous pressure on the world's resources. A vegetarian diet is better.
Nicholas Stern

Recent warming coincides with rapid growth of human-made greenhouse gases. The observed rapid warming gives urgency to discussions about how to slow greenhouse gas emissions.
James Hansen

Since stepping down as laboratory director in 1999, I have devoted an increasing fraction of my time to international issues. I am involved with energy, environment, and sustainability issues, particularly as they involve new energy sources free of greenhouse gases.
Burton Richter

The recent 'panic' to control greenhouse gas emissions and billions of dollars being dedicated for the task has me deeply concerned that US, and other countries are spending precious global funds to stop global warming, when it is primarily being driven by natural forcing mechanisms.
Diane Douglas

Who loves a garden loves a greenhouse too.
William Cowper

You see, the Greenhouse Effect is a direct result of burning fossil or old carbon fuels.
Jack Herer