Strengthening resilient agricultural livelihoods Level 3 responses are activated in the most complex and challenging humanitarian emergencies, when the highest level of mobilization is required across the humanitarian system. Even before the conflict escalated, the country suffered high levels of poverty, food insecurity, undernutrition and malnutrition, water shortages and land degradation. Yemenis are also facing armed conflict, displacement, risk of famine and disease outbreaks.