article thumbnail

U Vienna team finds stable metabolized TWP-derived compounds with unknown toxicities in lettuce

Green Car Congress

Researchers at the University of Vienna (Austria) have demonstrated that tire wear particle (TWP)-derived compounds are readily taken up by lettuce with measured maximum leaf concentrations between ∼0.75 Not only the parent compounds but also their transformation products, many of which are still unknown, may exert harmful effects on biota.

Ozone 456
article thumbnail

International study identifies 14 key measures to reduce methane and black carbon emissions; reduction in projected global mean warming of ~0.5 °C by 2050

Green Car Congress

Black carbon, a product of burning fossil fuels or biomass such as wood or dung, can worsen a number of respiratory and cardiovascular diseases. Methane is both a potent greenhouse gas and an important precursor to ground-level ozone. Ozone, a key component of smog and also a greenhouse gas, damages crops and human health.

Carbon 257
article thumbnail

COVID-19 Forced Us All to Experiment. What Have We Learned?

Cars That Think

At the same time, however, we can already measure solid improvements in productivity and innovation: Since February 2020, some 60 percent of firms in the United Kingdom and in Spain have adopted new digital technologies, and 40 percent of U.K. China enters world markets as major exporter of industrial products.

Chad 98
article thumbnail

Perspective: US Needs to Transition to Hydrous Ethanol as the Primary Renewable Transportation Fuel

Green Car Congress

The government assisted the shift by giving sugar companies subsidized loans to build ethanol plants, as well as guaranteeing prices for their ethanol products. Both production and consumption of ethanol were basically flat for much of the mid-1980s to the mid-1990s. 40 CFR § 80.27 Pursuant to 40 CFR § 80.27(a)(2): 40 CFR § 80.27(d)

article thumbnail

Study finds climate impact of long distance trip can vary by factor of 10 depending upon mode, efficiency and occupancy

Green Car Congress

A team from Austria and Norway has found that the climate impact from a long-distance trip (500–1,000 km, or 310–621 miles) can easily vary by a factor of 10 per passenger depending on mode choice, vehicle efficiency, and occupancy. Insert: Zoom in for bus, trains, and cars. Credit: ACS, Borken-Kleefeld et al. Click to enlarge.

Climate 186