By default, a Canada Tourist Visa is valid for six months from the day of entry into the country. If no date of expiry is explicitly given, you must leave Canada within six months of the date you entered the country otherwise you could be considered unlawfully present. When you complete ...
food security; food sovereignty; precision agriculture; cereal grains; Ghana; Nigeria; Uganda; Namibia; Africa1. Introduction The importance of food and nutrition cannot be overemphasized, as reflected in the United Nations 2030 Agenda for Sustainable Development through its 17 Sustainable Development ...
Adopting a more pragmatic approach, simulation models are designed to replicate the functioning of specific energy markets, without being bound to some predefined, theoretical structural form. Two examples of such simulation models are the World Energy Model (WEM; for more information see: http://ww...