After the destruction of the orange plantations in Florida, California and Brazil is a dangerous disease of citrus fruit greening is now threatening the gardens of the Mediterranean — a key region-the producer of fruit. It is reported by AFP on April 25.

According to scientists, the disease was first recorded in the first half of the last century in Asia, experts of the French Center for international cooperation in agronomic research for development (CIRAD) reported that the disease of trees began to spread rapidly since the mid 2000-ies.

The main feature of the disease is not ripe until the end, stunted fruit juice which gives bitterness. It tolerate small insects citrus psyllids, plant infecting harmful bacteria. In the result, the fruit trees cease to bear fruit normally and may die.

According to the Agency, the African listblock that distributes less dangerous form of the disease were detected earlier in the North of the Iberian Peninsula. Pest affected trees were immediately uprooted to prevent the spread of the disease.

It is noted that the defeat of the orange plantations in Florida in 2017 reduced fruit production by 60% which led to a double increase in wholesale prices.

As reported in September 2016 IA REGNUM, the population of smelt in the Gulf of Finland and the Neva Bay, as well as engineering facilities of St. Petersburg are under threat due to the penetration in the local waters of alien organisms.

According to experts, animals and plants appear in the Gulf from ballast water, which is drained when loading cargo at ports. The danger is predatory Amur sleeper-Perccottus glenii firebrand, "native" in the Far East. Rotan — weed fish, displacing other types of habitat.