Preparation of Si₃N₄ Whiskers from Various Natural Resources

From natural resources to natural assets.

This article examines the scope for strategies to build natural assets in the hands of low-income individuals and communities. Natural assets include sources of raw materials such as forests and fisheries, and the airsheds, lands, and water bodies that provide environmental sinks for the disposal of wastes. These resources become assets when people have rights to access their benefits. Four str...

Tourism And Natural Resources

The Impact of Natural Resources on Innovation

N owadays, innovation considered as the most important factor, which can affect economic growth extraordinary. Therefore, investigating the effect of variables affecting innovation has priority. In this study, we try to investigate 1) the natural resource curse hypothesis and 2) the effect of institutional quality on the way in which natural resources affects innovation. To investiga...

Melanin Hyperpigmentation Inhibitors from Natural Resources

In Oriental countries, such as China, Korea and Japan, a female beauty criterion since ancient times has been a face with fair skin, and the admiration of women with young, healthy, bright and fair skin has created a whitening cosmetics market. The color of human skin and hair is determined by a number of factors. Biosynthesis of the melanin pigment, namely melanogenesis, is the most important ...

Allocation of natural resources.

(31 Aug., p. 819) argue that, because current pricing practices do not internalize environmental costs, some mechanism other than the market is needed to protect environmental values. They propose a system of environmental credits-natural resource units (NRU's)-to be allocated to individuals and industrial organizations. Although their system is ingenious, I offer the following objections. 1) T...