Although they [light and medium trucks] have only 5% of…

How are we going to know what impact that has on the greenhouse gas emissions? How are we going to hold everybody accountable for…

— Christy Clark

There is not going to be, we can be quite certain, there's not going to be any action on reducing greenhouse gas emissions by…

— Ross Garnaut

Greenhouse gas emissions: Ultimately, stabilisation - at whatever level - requires that annual emissions be brought down to more than 80% below current levels

— Nicholas Stern

'Scientific' computer simulations predict global warming based on increased greenhouse gas emissions over time. However, without water's contribution taken into account they omit the…

— Michael Myers

The world community simply should not support such extreme measures when there are so many other pressing issues at hand. The optimal response to…

— Robert O. Mendelsohn

Global warming results not from the emission of greenhouse gases into the atmosphere, but from an unusually high level of solar radiation and a…

— Khabibullo Abdusamatov

Being vegan or vegetarian isn't just about compassion for animals. Most of the destruction of the planet is the result of all the clear-cutting,…

— William McNamara

Even if we didn't have greenhouse gases, were going to have to move away from fossil fuels, as we're going to run out. They're…

— Ted Turner

That's right-the striking thing about greenhouse gases is the diversity of sources that emit them. A herd of cattle belching can be worse than…

— Thomas Friedman

The message I am trying to get across is exactly this: Protecting the environment does not require us to be against large SUVs or…

— Arnold Schwarzenegger

We have climate change caused by greenhouse gas emissions, mostly from human power and transportation infrastructure. At the same time, we have 2 billion…

— Ramez Naam

If Africa is left behind, she is going to continue pumping greenhouse gases into the atmosphere, especially carbon. She's going to continue logging the…

— Wangari Maathai

Connect with people, visibly and loudly showcase initiatives that reduce greenhouse gases emissions, nurture youth leaders, or spread the message by raising awareness through…

— Christiana Figueres

I've been vegan for 15 years, and it turns out it makes a very big impact on the environment to eat fewer animal products,…

— Emily Deschanel

...warming of the climate system is unequivocal...most of the global average warming over the past 50 years is very likely due to anthropogenic greenhouse…

— Rajendra K. Pachauri