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C4 Engine

The C4 Engine was a proprietary computer game engine developed by Terathon Software that was used to create 3D games and other types of interactive… 
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Papers overview

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Highly Cited
2010
Highly Cited
2010
[1] The carbon isotope ratio (δ13C) of plant material is commonly used to reconstruct the relative distribution of C3 and C4… 
Highly Cited
2008
Highly Cited
2008
Though the distribution of global vegetation can generally be predicted from climate, grasslands are an exception. C4 grassy… 
Highly Cited
2008
Highly Cited
2008
The diet of early human ancestors has received renewed theoretical interest since the discovery of elevated δ13C values in the… 
Review
2002
Review
2002
The stable isotope compositions of biogenic materials record a combination of environmental parameters and biological processes… 
Highly Cited
2000
Highly Cited
2000
We used two independent methods to determine the dynamics of soil carbon and nitrogen following abandonment of agricultural… 
Highly Cited
1999
Highly Cited
1999
Although they represent only 2% of terrestrial plant species, halophytes are present in about half the higher plant families and… 
Highly Cited
1986
Highly Cited
1986
The 13C/12C isotope ratios in animal1 and human2 bone can be used as indicators of diet, more recently it was shown that the 15N… 
Highly Cited
1985
Highly Cited
1985
Since its introduction in 19771, stable isotope analysis of bone collagen has been widely used to reconstruct aspects of…