article thumbnail

Study finds CNG conversion policy in Bangladesh did result in more travel; congestion costs still half the health benefits

Green Car Congress

Several years ago, the government of Bangladesh took took various policies to convert the petroleum vehicles on road to run on compressed natural gas (CNG), which allows both air quality improvements and energy security benefits. Earlier post.) Congestion costs are still one-half of the health benefits of the CNG conversion policy.

article thumbnail

8 development banks commit to provide more than $175B to scale up support for sustainable transport

Green Car Congress

The Asian Development Bank (ADB) and seven other multilateral development banks (MDBs) are committing to provide more than $175 billion of loans and grants for transport in developing countries over the next decade. Sustainable transport solutions are available. —ADB President Haruhiko Kuroda.

article thumbnail

A Bamboo Carbon Filter for Diesels Could Reduce Emissions

Cars That Think

Looking to make replacement filters more environmentally friendly and affordable, a team of engineering students from the Bangladesh University of Engineering and Technology , in Dhaka, designed a carbon-based version with bamboo. A carbon-based particulate filter Diesel engines produce more polluting particulate matter than gas engines.

Carbon 109
article thumbnail

Forecast: global 3-wheeler market to grow at CAGR of 13% through 2019

Green Car Congress

T), fuel consumption (gasoline/diesel / compressed natural gas / liquefied petroleum gas), and engine type (front, rear, 2-stroke, 4-stroke, 150cc, 175cc, 200cc, 400cc). Inadequate availability of public transportation, underdeveloped transport & logistic infrastructure, low per capita income, increasing unemployment, etc.

2019 231
article thumbnail

Study of emissions from CNG- and gasoline-fueled autorickshaws suggests measurements and data, not assumptions, should drive policy

Green Car Congress

The average CNG-2S vehicle emitted nearly 3 orders of magnitude (700 times) more PM than the new CNG-4S test vehicle.regulators should also consider following the example of Dhaka, Bangladesh, who banned use of two-stroke vehicles completely. —Reynolds et al. Reynolds, Andrew P.

Gasoline 287
article thumbnail

Analysis finds air-quality justification for CNG vehicle conversion in developing cities, despite negative climate impact

Green Car Congress

An analysis by a team in Bangladesh found large air quality and associated health benefits accruing to the residents of Dhaka (the capital of Bangladesh) as a result of the rapid conversion of the motor vehicle fleet to CNG. Impact pathway approach for modeling policy interventions in (a) air quality and (b) climate impacts.