Environment

The World in a Grain: Story of the Most Important and Overlooked Commodity in the World

After water and air, sand is the natural resource that we consume more than any other. Every concrete building and paved road on earth, every window, computer screen and silicon chip, is made from sand. From Egypt's pyramids to the Hubble telescope, from the world's tallest skyscraper to the sidewalk below it, from Chartres' stained-glass windows to your iPhone, sand shelters us, empowers us, and inspires us. It’s the ingredient that makes possible our cities, our science, our lives--and our future.

And incredibly, we're running out of it.

Citizens, Satellites, and the Future of Disease Monitoring

 

Environmental Concerns - Brazil 2018 Understanding the Issues

Brazil, a country of continental proportion with large reserves of biodiversity and an extensive hydrologic system, has a complex environmental architecture with unique challenges. Brazil is home to 60 percent of the world’s largest rainforest, the Amazon. However, despite the forest’s importance as a biodiversity hub and a carbon sink, its deforestation levels are approaching a critical point of no return.

Pages