A rise in dengue fever cases across Europe isn’t the most comfortable pre-holiday news but there are ways to reduce the risk of infection. New data from the European Centre for Disease Prevention and Control (ECDC) shows that both locally-acquired and imported cases of dengue soared last year as hotter temperatures aided the spread of disease-bearing mosquitoes. Climate change is making summer holiday planning ever-more unpredictable, with flooded airports and heatwaves among the biggest challenges that tourists have to navigate. Mosquitoes might seem like a small annoyance, but these pesky in…