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Elements
Chemical elements and element groups
Subtopics:
Chemical element groups (6 items)
Chemical elements (56 items)


Results 11 - 20 of 61 listed alphabetically [list by similarity]
PDF Chloride control and monitoring program in the Wichita River Basin, Texas, 1996-2009 [More info]
Chloride concentrations in this river have historically been high due to natural saltwater springs and seeps from geologic formations. We monitor the water to help assess the progress of human efforts designed to mitigate this problematic salinity.
PDF Chromium makes stainless steel stainless [More info]
Explains how we use chromium, the types of mineral deposits in which we find it, and the economic factors affecting supply and demand of this commodity.
PDF Cobalt-For strength and color [More info]
Explains how we use cobalt, where it comes from, and whether we have enough available.
PDF Copper - A Metal for the Ages [More info]
Sources, uses, and patterns of consumption of copper worldwide
PDF Corals as climate recorders [More info]
Shows how coral reef specimens are collected, the type of information gained from them, and the methods by which they are measured and studied to understand recent (past few centuries) changes in climate.
PDF Emissions from Coal Fires and Their Impact on the Environment [More info]
Reviews how coal fires occur, how they can be detected by airborne and remote surveys, and, most importantly, the impact coal-fire emissions may have on the environment and human health, especially mercury, carbon dioxide, carbon monoxide, and methane.
PDF Environmental effects of historical mining in the Animas River watershed, southwestern Colorado [More info]
History and summary maps showing metal concentrations downstream of the mining area.
Environmental mercury mapping, modeling, and analysis [More info]
Online tools for mapping mercury data in the environment, with downloadable data from monitoring studies
PDF Estimate of undiscovered copper resources of the world, 2013 [More info]
We estimated a mean of 3,500 million metric tons (Mt) of undiscovered copper among 225 tracts around the world using a geology-based assessment methodology.
PDF Flow studies for recycling metal commodities in the United States [More info]
What happens to all the scrap metal? How well does recycling work? This guide explains what we know about the overall processes of recycling various metals.
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