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Frank Ackerman is the Director of the Research and Policy Program at the Global Development and Environment Institute at Tufts University. He received a Ph.D. in Economics from Harvard University and a B.A. in Mathematics and Economics from Swarthmore College.

Composting
Recycled aggregates
Computer recycling
Cell phone recycling
Yard waste
Resource Conservation and Recovery Act, United States

Nudging recycling from […]

Our climate varies regionally, and the temperature and precipitation tend to be influenced by local geographical characters such as latitude, altitude, distance from the coast, nearby ocean currents, prevailing winds, mountain ranges and vegetation.

Nematomorphs are often referred to as “horsehair worms” as these worms are very long and thin without a distinct head. Until the late 1800’s it was believed that these worms were shed into the water from horse’s manes and tails.

Helium is a very small and extremely light gaseous element. It is odorless and tasteless. It is the least reactive of all elements: that is, it is inert and is not known to react with any other element or ion.

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Ian Hore-Lacy is Director for Public Communications at the World Nuclear Association, an international trade association based in London, and also Director Uranium Information, part of the Australian Uranium Association, a position he has held since 1995.

Uranium
Plutonium
Uranium supply
Nuclear fuel cycle
Nuclear power reactor
Nuclear waste management

Advisory panel says warhead life-extension could suffice for decades
‘Megatons […]

During late spring in the Sonoran Desert, the white flowers of Saguaro (Carnegiea gigantea) cacti bloom for just one evening to attract Lesser Long-nosed Bats (Leptonycteris curasoae yerbabuena) and Mexican Long-tongued Bats (Choeronycteris mexicana) for pollination.

A keystone species is a species that exerts an impact on its community that is both strong and disproportionate to its abundance.

What image comes to mind when you hear the term “old growth”? To many it describes a forest that has grown for centuries without human disturbance and now is a stand of massive, towering trees with jumbles of large decaying tree trunks; deep shade pierced by shafts of sunlight; and dense patches of herbs, shrubs, and saplings that may conceal rare species.