Remove 2000 Remove Environment Remove Global Remove South Africa
article thumbnail

TOAR shows present-day global ozone distribution and trends relevant to health; public database

Green Car Congress

Ozone levels across much of North America and Europe dropped significantly between 2000 and 2014. People living in parts of southern Europe, South Korea and southern Japan and China also experienced more than 15 days a year of ozone levels above 70 ppb. Source: University of Leicester. Click to enlarge. TOAR is not just a report.

Ozone 255
article thumbnail

UN report projects that increasing use of HFCs likely to have a significant climate impact by 2050; equivalent to current total annual emissions from transport

Green Car Congress

A new report from the UN Environment Programme (UNEP) projects that by 2050, hydrofluorocarbons (HFCs) could be responsible for emissions equivalent to 3.5 W m -2 relative to 2000. The report notes that a significant fraction of new equipment in some sectors already uses low-GWP (global warming potential) alternatives (e.g.,

Climate 287
article thumbnail

Study finds rising temperatures increase risk of unhealthy ozone levels absent sharp cuts in precursors

Green Car Congress

Preliminary global mean CO 2 concentrations in February 2014 were 398.06 Methane, which is increasing in the atmosphere, contributes to increased ozone globally and will enhance baseline levels of surface ozone across the United States. ppm, according to figures from NOAA’s Earth System Research Laboratory.).

Ozone 199
article thumbnail

Devil in the Details: World Leaders Scramble To Salvage and Shape Copenhagens UNFCCC Climate Summit

Green Car Congress

The last official UNFCCC meeting prior to the 15 th Congress ended 6 November in Barcelona, and environment ministers have been shuttling in and out of Copenhagen since then to conduct ad hoc negotiations prior to the summit. ” —British Energy Secretary Ed Miliband, summing up the historical significance of COP 15.

Climate 236
article thumbnail

Ipsos study finds US among most skeptical of Autonomous Vehicles

Green Car Congress

Although there is widespread interest in autonomous vehicles (AVs), the US—one of the largest auto markets in the world—expresses higher levels of resistance than most nations, according to a new study by Ipsos, a leading global market research firm. Fewer think AVs will be faster. In this case, the poll is accurate to within ±3.5