Forget 80% by 2050 and 17% by 2020. Time to stop fixating on 450 ppm vs 350 ppm. As UN climate talks kick off today in Copenhagen, Denmark, if you want a number to focus the world's attention on, try this one: $10.5 trillion.

That's the scale of additional investment...

"Rising Tigers, Sleeping Giant: Asian Nations Set to Dominate Clean Energy Race by Out-Investing the United States," a major new report released today by the Breakthrough Institute and the Information Technology and Innovation Foundation, is the first to comprehensively benchmark the competitiveness positions of the United States...

This is a guest post by Yael Borofsky

The nation's leading research universities are calling on the Senate to ensure dramatically more funding for clean energy R&D in the Senate climate and energy bill, investments they described as necessary to achieve the bill's targeted deep cuts in emissions.

In...

The latest draft of the Kerry-Boxer "Clean Energy Jobs and American Power Act" would invest less than $10 billion of the bill's nearly $80 billion in annual cap and trade allowance revenue in clean energy technology, assuming EPA-projected allowance prices (note: all figures in 2009 constant dollars).

Over...

Friday factoids time: The U.S. biomedical and pharmaceutical industry invests between 10-20 percent of revenues in R&D and new product development, spending $58.8 billion on R&D in 2007. The U.S. government adds...

Senator Sherrod Brown (D-OH) and leading DC-based think tank Third Way are the latest political figures to issue a call for significantly increased public investment in clean energy innovation. The Ohio...

"The money is coming back."

That's what Ethan Zindler, head of New Energy Finance Ltd, proclaimed to the Wall Street Journal in response to emerging evidence that the government's $3 billion dollar cash grant renewable energy stimulus program is successfully incentivizing private investment in the wind sector.

Seeking to have an IMPACT on climate policy, Senator Sherrod Brown (D-OH) formally introduced legislation this week to strengthen America's efforts to cut emissions and build a prosperous clean energy economy. The Ohio Democrat's efforts to advance new investment in clean energy technologies and manufacturing are critical, and are consistent...

On Monday, Joe Romm of Climate Progress publicly attacked us for publishing an op-ed in the San Francisco Chronicle -- called "Will America lose the clean energy race?" (a longer version was posted here at Huffington Post.). In that piece, we urged Congress to fully fund...

[Updated with correction, 6/18/09: Thanks to John Larson at WRI for alerting us to an error in our data. Our data is now corrected and impacted figures and conclusions have been bolded in the text below so readers can see what has changed. An updated spreadsheet has been uploaded....

Advocates of the Waxman-Markey American Clean Energy and Security Act (H.R. 2454, or "ACES" for short) argue that the bill is far more than just a climate bill. It's a comprehensive piece of clean energy, efficiency and climate legislation, and taken as a whole, they argue, it should be considered...

[Updated 6/18/09 to more clearly explain and depict the potential banking of offsets.]

At the heart of the nearly thousand page long climate change and clean energy bill being debated in the U.S. House of Representatives this week is a "cap and trade" mechanism aimed at limiting greenhouse gas...

[Updated 5/22/09: the ACES bill now includes a $10/ton price floor for auctioned pollution permits. The analysis below has been updated to reflect that change in the legislation]

Today, the House Energy and Commerce Committee began markup of the American Clean Energy and Security Act of 2009 (ACES). The bill...

For advocates of immediate and strong climate and clean energy legislation, there's one man we should all be paying close attention to: Senator Sherrod Brown (D-OH).

Senator Brown is one of several Democratic Senators from America's 'Heartland' states that form the critical swing block of legislators that will need...

From St. Louis and Philadelphia, to Columbus and Denver, Focus the Nation's Clean Energy Town Halls bring youth, community members and elected officials together to find clean energy solutions and plan sustained action.

Forget Seattle and Berkeley. Move over Portland and Boston. When it comes to deciding America's energy...

[Update 4/17/09: Video statement from Van Jones, Special Adviser to the President for Green Jobs, Enterprise and Innovation added]

In over 159 Congressional districts all across the country, citizens both young and old are coming together to organize Clean Energy Town Hall events and Focus the Nation on...

Guest post by Alex Tinker

Congressman Cao Event Streams Live Today from New Orleans at www.FocusTheNation.org (6PM EST); Elected officials address citizens, Focus the Nation in video statements here

Senator Arlen Specter (R-PA) joined students from Drexel University, community members and business leaders for a discussion on tackling...

Yesterday, Congress began the debate that will determine our nation's energy future. Congressmen Henry Waxman (D-CA) and Ed Markey (D-MA) introduced a mammoth 648-page bill designed to fundamentally change the way we make...

Writing today for the New York Times, Matthew Wald looks at the increased prospects for new coal plants that capture and store their CO2, due to investments in CCS demonstration plants included in the American Recovery and Reinvestment Act. Writing about Duke Energy's plans to build a...

Part Three: An Expansive Movement and the Fight Ahead

By Jesse Jenkins, reporting for the Energy Collective and WattHead - Energy News and Commentary

This is the part three of a three-part series taking an in-depth look at the youth climate movement and the stories the mainstream media...