Farmer Muhammad Yusuf faced a heatwave and black hopper pest infestation in Tando Allahyar, impacting mango production in Pakistan. Pakistan is the world’s fourth-largest mango producer and agriculture accounts for almost a quarter of its GDP. But this climate change is impacting the production of mangoes, farmers blamed. Pakistan’s 20 varieties of mangoes come second only to oranges as the most-produced fruit in the country.