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"sustainability"34 articles archived since 1845

Does Uber Make Cities More Energy Efficient?

It seems you can't read an article about new mobility or the sharing economy without stumbling across Uber; the mobility service that sprung up in 2009 to only five years later become valued at more than Avis, Hertz, or Sony.

November 21, 2014 — Tali Trigg
Fuel/Cost Savings of Improving Fuel Economy from 12->15 mpg = 30->60 mpg

Fuel/Cost Savings of Improving Fuel Economy from 12->15 mpg = 30->60 mpg

Consumer tip-of-the-day: increasing efficiency of fuel economy on a miles-per-gallon scale is not linear, as more miles-per-gallon (mpg) are initially better for your wallet and the planet than you might expect, and eventually trail off with diminishing returns.

July 21, 2014 — Tali Trigg
A Tale of Two City-States

A Tale of Two City-States

How Hong Kong and Singapore Went from Fishing Villages to Urban Lodestars I'm writing this on a flight from Hong Kong where news has just broken that the father of the Singaporean city-state Lee Kuan Yew has passed away.

March 31, 2015 — Tali Trigg

The Overly Dramatic Demise of the Light Bulb

Remember when the fight against phasing out inefficient incandescent light bulbs was a big deal? Well it seems the sky didn't fall. Just recently, Canada joined the United States, the European Union, and Australia among several countries (see map below) to phase out the production and import of inefficient incandescent light bulbs.

March 9, 2015 — Tali Trigg
What is the World’s Busiest Airport?

What is the World’s Busiest Airport?

Is it Chicago's O'Hare International Airport, or Dubai International? Both apparently. But it depends on the metric. If you go by number of flights, then O'Hare is the world's busiest airport (881,933 flights in 2014), dethroning Hartsfield-Jackson Atlanta International Airport (868,359) after 10 years at the top - by this way of measuring.

January 29, 2015 — Tali Trigg
The Road to Paris and COP-21

The Road to Paris and COP-21

As 2015 begins, the road to the crucial COP-21 summit here in Paris (where I am based) is being outlined by the French government, the UN, and a huge number of other actors and NGOs.

January 16, 2015 — Tali Trigg

Did Congestion Charging Just Go Viral?

What is congestion charging? Congestion charging or pricing is the practice of setting up cordon tolls around the city on a large-scale to charge entrants for entering during peak hours.

August 22, 2014 — Tali Trigg
As a River Runs Dry

As a River Runs Dry

Just outside of Thomaston Ga., a red dirt driveway winds its way through a forest of sweet gums, oaks, pines and beech trees, marking the lone driven track on a large swath of land.

August 31, 2013 — Robynne Boyd
Renewable Energy Shines in 2014

Renewable Energy Shines in 2014

Looking back at 2014 through the prism of renewable energy, it's hard not to get bombastic. So many records were broken, corners turned, and with costs declining, it's hard not to wonder if 2015 will see renewable energy become nothing more than a fully competitive energy source, capturing more and more market share.

February 5, 2015 — Tali Trigg

Oceanographer Sylvia Earle is a Glamour Woman of the Year

Her Deepness. The Sturgeon General. And now: Glamour Girl. On Monday night, renowned oceanographer Sylvia Earle earned a new moniker when she joined eight others in receiving a 2014 Glamour Woman of the Year Award at a celebrity-packed Carnegie Hall.

November 14, 2014 — Maia Weinstock

Catching Big Mama Fish Curbs Ocean Fertility

Scientists recently confirmed what anglers have known for centuries—there's something special about a big mama fish. The bigger the fish, the better the bragging rights—and often, the bigger paycheck or prize.

November 6, 2014 — Marah J. Hardt
Map Monday: 50+ Shades of Air Pollution

Map Monday: 50+ Shades of Air Pollution

In today's installment of Map Monday, I wanted to focus on air pollution as mapped by Hsu et al and The Atlantic. Go to this link to see the full interactive map, which details air pollution by country and city.

June 16, 2014 — Tali Trigg

Indian Railways and Military Go Solar

There's been no shortage recently of big companies going big on solar, nor of middlemen trying to pave the way for bulk buying of solar power, but when the beast that is national procurement gets involved, the ante is upped.

April 15, 2015 — Tali Trigg

Teach the Children Well…About Water

Today, all eighth and ninth graders in the public school system here in Decatur, Ga., are partaking in a day-long seminar known as Water Wise. Last night, I attended the preview complete with presentations about water-borne diseases, water conservation, and the intricate interplay between energy use and water.

September 24, 2013 — Robynne Boyd
Can Chinese Cities Turn Around Pollution in Time?

Can Chinese Cities Turn Around Pollution in Time?

China became a mostly urban country in 2011, the service sector became the biggest in 2013, and in 2015 Chinese cities will try to reverse negative trends of sprawl and pollution.

February 26, 2015 — Tali Trigg

Rocky Mountain Institute and Carbon War Room Join Forces

Today Rocky Mountain Institute (RMI), brain-child of famed energy thinker Amory Lovins, and Carbon War Room (CWR), the five-year old climate change outfit of Sir Richard Branson, merged to create a new alliance dedicated to the acceleration of a low carbon energy future.

December 17, 2014 — Tali Trigg
Map Monday: Will Global Warming Drown Your Hometown?

Map Monday: Will Global Warming Drown Your Hometown?

You may recently have read about climate change and North Carolina for all the wrong reasons, entailing laws designed to forbid the mentioning of the term "climate change" as well as outright banning measurements of sea-level rise.

September 29, 2014 — Tali Trigg

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