With an estimated 2 billion people already affected by hunger or malnutrition, the results of a recent study raise an alarming prospect.
A warmer world could mean shrinking harvests and a more meager diet for millions of people, according to two new studies.
One consequence of more carbon dioxide in the atmosphere will be less nutritious rice, despite growth gains for some other crops.
The next time you want to enjoy a meal that includes rice -- a steaming bowl of it perhaps, or some rice pasta or rice drink -- think about this: A study by Consumer Reports says that eating rice once a day can increase the arsenic levels in your body by at least 44 percent.
A report in the journal Science links temperature changes to a 5.5 percent decline in wheat production worldwide, with drop-offs occurring even in countries where technological efforts have diminished the impact of climate change on crop yields.
Read the devastating bipartisan report from the Senate Armed Services Committee that indicts high-level Bush administration officials -- including former Secretary of Defense Donald Rumsfeld -- as bearing major responsibility for the torture at Abu Gharib, Guantanamo, and other detention facilities.
The native people of the state of Roraima have won an important legal victory before Brazil's Supreme Court. With 100 similar cases hanging in the balance, the court decided to keep an Indian reservation intact, to the chagrin of farmers, loggers and even some military leaders.
The evidence suggests that American policy under Barack Obama will be a continuation of the neoconservative foreign policy of the Bush administration, given a human face.
President-elect Barack Obama introduced his principal national security Cabinet selections to the world Monday and left no doubt that he intends to start his administration on a war footing. It is revealing that his choice for national security adviser is a director of Boeing, a weapons manufacturer, and Chevron, an oil giant.