Business / Tech Sep 2, 2022
The next big battery material squeeze is old batteries
Old EV batteries will eventually start rolling in to scrap yards, but recycling companies will have to survive until they do.
World Feb 6, 2022
Jammed in a cage with no escape, women suffer mining’s dark side
From South Africa’s ultra-deep shafts to the vast iron ore pits of Western Australia, the message from the world’s mines is overwhelming: Women are not safe.
Business Dec 20, 2021
The world wants more lithium but doesn’t want more mines
Within months of unveiling plans for a $2.4 billion mine in western Serbia, local opponents organized a movement that’s rocked the government and brought cities to a standstill.
Business Nov 9, 2021
Investors pushed mining giants to quit coal. Now it’s backfiring.
Mines that were scheduled to be closed have instead been transformed into the engine room for growth-hungry coal businesses.
World / Science & Health Jan 24, 2015
Fossil fuels must stay in ground to stop warming
Two-thirds of the world's fossil-fuel reserves must remain unburnt to hold temperature increases below dangerous levels, according to researchers at University College London. Half the world's known gas reserves, one-third of the oil and 80 percent of the coal should remain in the ground and ...
Commentary Mar 17, 2011
Calculating the impact of aerosols
SINGAPORE — Scientists have developed an extensive understanding of the impact that carbon dioxide, methane, nitrous oxide and other global warming gases have on Earth's climate. These are large-scale emissions from human activity such as burning coal, oil and natural gas, and clearing forests for ...
Commentary Feb 2, 2011
Beijing should take a leaf out of Li Na's book
LOS ANGELES — A metaphor for our dramatic world geopolitical change occurred in Melbourne at the prestigious Australian Open. There, even as time-honored warriors Roger Federer and Raphael Nadal were eliminated, a Chinese woman slammed her way into history. The relentless Li Na became ...