Mont Blanc massif led to calls to limit access to the most popular summits and for the mountains to be treated with greater respect. The Mont Blanc massif has provided numerous opportunities for academic research, dating back to the very first ascent of Mont Blanc in 1786 during which Michel Paccard carried scientific equipment to confirm it as the highest summit. In 1820, an ill-fated expedition led by Dr Hamel included pigeons intended for release at varying altitudes to measure the impact of reduced air density on their ability to fly. In 1890, Joseph Vallot built a small meteorological observatory at approximately between
Latin America, the Caribbean and the European Union Summit fifth was held in Lima in mid-May 2008. Major topics discussed at the Lima summit were free trade, food prices, which leaders were "deeply concerned by" and poverty, and sustainable development. The results of the event were rather disappointing, as very little was achieved. The next round of talks took place in Brussels on June 2008. The sixth summit was held in Madrid in 2010. At this Summit, the Heads of State of the Latin America, Caribbean and European Union countries decided to create the EU-LAC Foundation as a tool to strengthen the biregional partnership. Latin America, the Caribbean and