ClimateWire: Global natural catastrophes in the last six months cost insurers less than usual, with the winter storms on the U.S. East Coast topping the charts, German reinsurance company Munich Re announced yesterday. Insured losses in 2015 so far totaled about $12 billion worldwide and $8 billion in the United States -- half of the price tag of last year's first six months. Overall damages reached $35 billion, or roughly the value of Instagram. That's compared with economic losses adding up to around $95 billion...