Populations of marine mammals, birds, reptiles and fish have dropped by about half in the past four decades, with fish critical to human food suffering some of the greatest declines, WWF warned Wednesday.
Even the simplest research questions can lead to far-reaching public benefits. Consider Chris Small and Joel Cohen's study of global population by altitude, being honored this week at the Library of Congress.
Inadequate national targets for curbing climate-altering greenhouse gases meant emissions would be "far above" the level required to stave off disastrous global warming, analysts warned Wednesday.
Fresh water—connecting and sustaining all aspects of life on Earth, including food and energy—is in great danger. Moreover, scientists are worried not only about fresh water; they worry that we are not worried enough ...
A former adviser to the US Secretary of State says that genetic modification (GM) is the most critical technology in agriculture for meeting the challenges of feeding a growing global population, writing in the open access ...
Just under eight months into the year, humanity has already consumed its annual allotment of renewable resources, a thinktank that tracks mankind's impact on Earth said Thursday.
To conserve the planet's ecosystems and their diverse plant and animal species, human populations should consume less meat, according to Florida International University researchers.
The world's population will increase from today's 7.3 billion people to 9.7 billion in 2050 and 11.2 billion at century's end, John R. Wilmoth, the director of the United Nations (UN) Population Division, told a session focused ...
Dr Mark Graham and Dr Ralph Straumann, researchers at the Oxford Internet Institute, have created a global map showing the total number of Internet users in different countries.
By the year 2100, the world is set to add another 50 per cent (3.6 billion) to its current population of 7.3 billion, according to United Nations projections.