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Study finds high-density, low-rise cities such as Paris may be optimal urban form for reducing life cycle GHG emissions

Green Car Congress

There is a growing belief that building taller and denser is better. These results contend the claim that building taller is the most efficient way to meet growing demand for urban space and instead show that denser urban environments do not significantly increase life cycle GHG emissions and require less land. —Jay Arehart.

Emissions 476
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5 Tips for Stellar Technical Presentations

Cars That Think

The ability to communicate complex ideas clearly and persuasively is critical to the success of any technical professional. Not all audience members want or need to know about specific technical aspects of your ideas, recommendations, or conclusions. Athletes understand that repetition builds muscle memory and confidence.

IDEA 114
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Airflow and Pipistrel partner on electric propulsion system for Airflow’s proof-of-concept eSTOL aircraft

Green Car Congress

an aerospace startup building a next-generation electric Short Takeoff and Landing (eSTOL) aircraft, and Pipistrel, a world-leading small aircraft designer and manufacturer, announced a partnership through which Pipistrel will supply motors, motor controllers, and batteries for Airflow’s proof-of-concept aircraft. Airflow.aero, Inc.,

Concept 396
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Tesla can rebound with these 10 turnaround ideas: Wedbush

Teslarati

Tesla ( NASDAQ: TSLA ) can rebound with 10 turnaround ideas, according to a new note from Wedbush analyst Dan Ives. Dan Ives, an analyst at Wedbush who has been routinely bullish on the stock, was one of the most vocal personalities on Wall Street yesterday as varying ideas surrounding the narrative of the Earnings Call circulated.

IDEA 133
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NACFE to focus on electric trucks in regional haul

Green Car Congress

This work will build on NACFE’s existing work in this area, including Run on Less Regional , its thought-leadership piece on regional haul , and its Guidance Report series on electric trucks.

Electric 424
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Purdue’s whitest white paint now a Guinness World Record; sub-ambient radiative cooling

Green Car Congress

Such paints are considered to be a potential technology for keeping cities cooler and reducing electricity use; buildings with a coating of this would need to rely far less on energy-hungry air conditioning. The idea was to create paint that would reflect sunlight away from a building. Credit: Purdue University/Joseph Peoples.

Universal 433
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Should solar be required on all new parking lots and buildings?

Electrek

A recent bill put forward in Rhode Island would require solar panels on all newly constructed buildings and parking lots larger than 16,000 square feet – should this idea be rolled out across the US? more… The post Should solar be required on all new parking lots and buildings? appeared first on Electrek.