Green Car Congress

FEBRUARY 20, 2011

Fuel-based particulate matter emission factors (A: PM 2.5 emission factor (mean (95% confidence interval)) for CNG-2S (14.2 By 2003, all buses, taxis and auto-rickshaws in Delhi were retrofitted to run on CNG; only new vehicles with CNG engines are now available. (Of Credit: ACS, Reynolds et al. Click to enlarge. g kg -1 (6.2-26.7))

Gasoline 287

Gasoline Emissions Fuel India 287

Green Car Congress

AUGUST 27, 2009

Faced with worldwide emissions regulations and rising gas prices, the small engine market is migrating from mechanical carbureted systems to cleaner, more efficient electronic control and electronic fuel injection (EFI). A three-wheel taxi with a two-stroke engine can produce harmful emissions equivalent to about 50 modern automobiles.

Engine 150

Engine Three Wheeled Taxi Motorcycles 150

Cars That Think

JANUARY 1, 2024

Its “deeper, hotter, and faster” strategy will start with old oil-and-gas drilling structures and extend them by blasting radiation from a gyrotron to vaporize the hard rock beneath. Accessing this superhot geothermal energy could be a key part of achieving net zero emission goals by 2050, according to Quaise executives.

Engine 141

Engine Taxi Aptera Solar 141