Messner served one term (1999 2004) in the European Parliament, where he mainly championed environmental issues.
In some cases, niche research fields have emerged by providing a "sustainability" perspective to diffused and internationally adopted research approaches: this is the case of Ecopreneurship (ecological entrepreneurship) or the Natural Resource Based View, a version of the Resource Based View of the Firm approach mainly based on environmental issues.
However, there are many concerns about the use of fossils, based mainly on economic and environmental issues.
In this paper, experience gained during CLC operation in continuous units is reviewed and appraised, focusing mainly on technical and environmental issues relating to the use of solid fuels.
The Bill, Hillary & Chelsea Clinton Foundation, founded in 2001, has raised more than $2 billion for causes that focus on health and environmental issues, mainly in the developing world.
The questionnaires concentrated mainly on current farming methods; environmental issues; social attainment and the knowledge of sustainable coffee programs of surveyed farmers.
By recalling mankind's path during past 50 years in the present article, we mainly highlight the significance of environmental issues today.
Further upstream, the pressing environmental issues have mainly been variations in pH and dissolved oxygen.
Compared with agricultural crops, she says, issues surrounding GE animals are mainly environmental, including concern that the animals could escape and breed with wild populations.
It was only later that environmental issues entered this realm, again mainly due to pressure from foreign donors, including the World Bank.
