Poor turnout at latest US oil and gas auction

Bidders were only interested in around 1% of the available offshore leases

US grants $3.3m for environmental education programmes

They aim to help provide people with the skills to take responsible actions to protect the environment

Oregon prison puts inefficient lighting in the clink

The Coffee Creek Correctional Facility is now saving $65,000 a year after a series of LED upgrades

Water use for fracking ‘has surged by 770% in parts of US’

Researchers from Duke University claim the industry’s water usage is gradually rising

EV-maker NIO files for $1.8bn share offering in US

The Chinese electric vehicle maker has applied to list its shares on the New York Stock Exchange

Japan, US and Mexico team up to banish climate change

Influential figures from business, regional government, higher education and civil society will lead the initiative

New York landlords commit to cut emissions by a fifth before 2030

The scheme aims to reduce the environmental footprint of large buildings

US provides $9m for tribal energy infrastructure projects

They include the installation of solar arrays and wind turbines

Scientists develop new method to track groundwater pollutants in real-time

It is expected to reduce the frequency of manual groundwater sampling and lab analysis and therefore cut the monitoring cost

US oil refineries ‘running at near-record highs’

The four-week average of US gross refinery inputs has surpassed 18 million barrels per day for the first time since 1998