Blogs

More Nations Announce Carbon Emission Cuts

Len Rosen's picture

July 2, 2015 - The United Nations has received commitments from 44 countries and the European Union (28 countries) so far in advance of the Paris climate change conference planned for December 2015. China, Brazil, South Korea, Iceland and Serbia are the latest to announce plans to decarbonize their economies over time.

Green IT Trends: How the Computer Industry Is Saving Energy

Len Rosen's picture

July 2, 2015 - Today's guest blogger is Roy Rasmussen, co-author of the book, Publishing for Publicity. Roy is a freelance copywriter who focuses on ways to help small business get more customers through focused messaging.

U.S. Republican Presidential Candidates and Their Carbon Contribution

Len Rosen's picture

July 2, 2015 - A mere two days before the United States celebrates its Independence Day, the Republicans now have 14 definite candidates and 2 to 6 probables who want to be the next President of the country. Of these one, although not a scientist, has stated that global warming is a human problem. That's Senator Lindsey Graham.

Gamification, Email, Business, Innovation and the Crowd: How We Internetwork is Changing

Len Rosen's picture

July 1, 2015 - It is Canada Day here north of the 49th parallel, the 148th year of the nation's birth. So today I went to watch my Toronto Blue Jays in action and have just returned to post the first of its kind blog here at 21st Century Tech. The collaboration is with Jessica Oaks, who has been a regular guest contributor.

New Invention Boosts Fiber Optic Transmission Up to 400%

Len Rosen's picture

June 30, 2015 - Just in case you were worried that we didn't have enough data traveling through fiber optic cables, engineers at

Space is Harder Than Commercial Operators Think

Subject(s):
Len Rosen's picture

June 29, 2015 - The United States has put its trust in commercial space operators, Orbital, Boeing and SpaceX to continue supporting low-Earth orbit unmanned and human space activities.

Peter Diamandis Talks About the Future of Transportation

Len Rosen's picture

June 28, 2015 - In his latest email blast Peter Diamandis talks about four revolutions in transportation that he expects will take place within this decade.

Yes We Have Climate Change But Isn't World Population Growth The Real Problem?

Len Rosen's picture

June 27, 2015 - One of my readers constantly points out when I write about climate change that atmospheric carbon isn't the problem. Instead it is the continuing hockey stick graph of human population growth which closely resembles the rise in CO2.

What Do Governments Have to Do to Create Low-Carbon Economies?

Len Rosen's picture

June 26, 2015 - National governments today have a lot of balls in the air.

Technology That Produces Oxygen from CO2 Could Have Far Reaching Impact

Subject(s):
Len Rosen's picture

June 25, 2015 - For future astronauts on Deep Space missions, a technology developed at University of California, could prove the difference between life and death.

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