New York City Looks to a Climate Change Future - What About Others?
March 5, 2015 - From the perspective of coastal southern Florida it takes little imagination to realize just what is at risk from rising sea levels, a consequence of global warming. The area where my...
View Article228 Cities Set Emission Reduction Targets - Fort Collins, Colorado Leads the...
March 29, 2015 - Before I tell you about Fort Collins, Colorado, I want to clarify a couple of points in my earlier posting today that praised the North American automotive industry for exceeding...
View ArticleSatellites Tell Us That Sea Levels Are Rising Faster Than Previously Thought
April 21, 2015 - I wonder how deeply this headline will get buried but it is one to which most of humanity need pay attention.read more
View ArticleAre 70 Cities at Risk of Running Out of Freshwater by 2040?
April 29, 2015 - The world is increasingly urbanized. In the past six decades the population of the planet has shifted with more than half of us living on less than 1% of the global land area - cities....
View ArticleLake Mead Continues to Drop with Dire Implications for Seven U.S. States and...
May 3, 2015 - Back on April 27th I wrote a posting entitled the Colorado River Flows to Sea of Cortez as U.S. Southwest Deals with Drought.read more
View ArticleKnowing When, Where and How Extreme Weather Events Unfold is Mission Critical
September 9, 2015 - In Erik Larson's recreation of the events of September 8, 1900 in Galveston, Texas, we are immersed in a story of devastation in the face of lack of knowledge and preparation.read more
View ArticleReal Estate in Peril - Rising Sea Levels and Oceanfront Property
November 16, 2015 - My wife and I are not spending six weeks in Florida this winter. We've did this last year but frankly found ourselves bored to tears after a couple of weeks. If I hadn't had this...
View ArticleMore on 3D Printing: How It is About to Transform Cities
January 5, 2016 - Today's guest blogger is Roy Rasmussen. Roy is co-author of the book "Publishing for Publicity." This is his third contribution to 21st Century Tech Blog. Roy specializes in helping...
View ArticleCapital of South Australia Launches Zero Carbon Challenge Contest
March 18, 2016 - Adelaide, a city of 1.29 million, fifth largest in Australia, is offering individual entrepreneurs a $250,000 AUD prize to reduce its carbon footprint, and create a greener...
View ArticleSmart City Challenge to Develop a 21st Century Transportation System
March 19, 2016 - Today is Earth Hour when we acknowledge our wasteful energy ways by dimming the lights at dusk for one hour from 8:30 to 9:30 p.m. Over the years it has become a bit of background...
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