Pollution generated by human activity isn't limited to the Earth and its climate.
For Mark Buchanan's latest contributions to The Japan Times, see below:
Full denuclearization may not even be possible.
The rise and fall of a Canadian province's cod supplies points to the danger of industrial-scale fishing.
Electric-vehicle technology is only as clean as its sources of power.
Despite the Paris Agreement on climate change, the gap between what needs to happen and what is happening remains large, and is even growing.
The 2016 Nobel Prize in Physics rewarded work that is merely one more step in the study of ordinary matter that has been going on for centuries.
In his determination to "make America great again," Donald Trump should not turn away decisively from the things that have made America great in the past, including steady and unwavering support for its allies.
While some academics believe the world is getting more peaceful, new research suggests they might be getting their math wrong.
Uncompromising attempts to bind Europe together may instead hasten its abrupt and unmanageable dissolution, with unknown consequences.
Scientists are being irresponsible if they judge the safety of GMOs based on the scattered experience of the past couple decades.