article thumbnail

Scientists call for careful use of time scales, reference dates and statistical approaches in analyzing climate change trends to avoid distortion and hampering of response

Green Car Congress

Demonstrating that the use of different time scales, reference dates, and statistical approaches can generate highly disparate results in climate reports, scientists at the University of Alaska Anchorage argue that careful use of these tools is critical for correctly interpreting and reporting climatic trends in Alaska and other polar regions.

article thumbnail

Safety of flying and driving after the attacks of 9/11 revisited

Green Car Congress

The analysis showed that, despite the events of 9/11, flying was substantially safer than driving. Bureau of Transportation Statistics.) In 2003, Brandon Schoettle and I published a detailed analysis of the relative safety of flying and driving in the United States. The raw data came from the U.S.

2001 376
article thumbnail

ORNL researchers use blockchain to increase electric grid resiliency; Grid Guard

Green Car Congress

The data and equipment settings are constantly verified against a statistical baseline of normal voltage, frequency, breaker status and power quality. Our system helps determine in near real time whether a fault was triggered by a cyberattack or induced by natural events. Grid Guard attestation framework and Anomaly Detection Module.

Grid 493
article thumbnail

Study: frequency of power outages in US stable, but total minutes without power increasing over time

Green Car Congress

The researchers pinpointed what utilities and their regulators refer to as “major events,” or events generally related to severe weather, as the principal driver for this trend. Yet, over the course of any given year, the largest events typically account for no more than 10% of all power outages.

Power 150
article thumbnail

BP Statistical Review finds global oil share down for 12th year in a row, coal share up to highest level since 1969; renewables at 2%

Green Car Congress

seen in 2010, according to the newly released BP Statistical Review of World Energy, 2012. The report also highlighted supply disruptions as one of the major energy events of the year. Click to enlarge. Global energy consumption grew by 2.5% in 2011, broadly in line with the historical average but well below the 5.1%

Coal 261
article thumbnail

USGS estimates US mines produced $90.4B in non-fuel mineral commodities in 2021

Green Car Congress

The report is a comprehensive source of 2021 mineral data for the world and includes information on the domestic industry structure, government programs, tariffs, world production and five-year salient statistics for nonfuel mineral commodities that are important to the US economy and national security.

Missouri 284
article thumbnail

Inspire Kids to Study STEM with These Educational Resources

Cars That Think

Bureau of Labor Statistics , STEM careers were expected to grow by nearly 9 percent between 2017 and 2029. The portal also contains best practices, as well as programs and events from IEEE's global community of volunteers. The events have collectively impacted more than 9,300 students, nearly 1,230 parents and about 560 teachers.

India 113