Pengarang: Ronald P. Weber

Sokongan

2 Ebooks by Ronald P. Weber

Ronald P Weber: Old-Growth Forests and Coniferous Forests
Forest ecosystems cover around 31% of the total land area of the Earth. They represent important biodiversity and genetic resources; provide material goods, including fuelwood, commercial timber, soi …
PDF
DRM
€231.18
Courtney D Walsh: EPA Protection of Drinking Water From Injection of Fluids Used in Oil and Gas Production
Every day in the United States, at least 2 billion gallons of fluids are injected into over 172, 000 wells to enhance oil and gas production, or to dispose of fluids brought to the surface during the …
PDF
DRM
€236.64