HIV/HBV Co-infection - A Global Challenge

Mycotoxins, a Major Challenge in Global Food Security

A Really Global Challenge

The need for increasingly accurate models of the complex interactions between mankind and the environment calls for more precise monitoring of many different areas, from forests to oceans, from inland waters to urban areas. Specifically, human settlements appear to be the focus of a number of issues such as desertification and pollution as well as water, energy, and waste management. Since most...

Terrorism- A Global Challenge

[The definition of Terrorism] Lately, a lot of military actions are claimed as acts of terrorism, as a result of the lack of a universal definition of terrorism. States and military organizations name each other terrorists, since states and military organizations have particular interests such as religious, economical and political power. There are two different ways of thinking, one believe th...

Knowledge sharing: a global challenge

While there remains a huge concentration of knowledge production activities in the developed countries, the last twenty years have seen a major shift in world wide access to codified knowledge. The role of information and communication technologies has been instrumental here, as has been that of more capital and organisational embedded forms of technology transfer such as foreign direct investm...

Chemical safety: a global challenge.

Tumour radioiodine concentration has been compared with serum thyroglobulin (Tg) and, in a few cases, with tumour complement of thyrotrophin receptors in patients with differentiated thyroid carcinoma. All tumours examined possessed TSH receptors. In most the complement was similar to that of normal thyroid tissue although all but one of the tumours had no detectable 1311 concentration in vivo ...