1. in this unit, we learned about severe weather disasters and their repercussions. according

to murphy, explain how reducing the initial emergency response by one day can reduce

the overall recovery by 1000 days?

 The correct answer is :  According to studies carried out, it has been concluded that to accelerate the emergency response one day, autonomous robots and unmanned machines can be used. In this way the recovery time can be reduced by one thousand (1000) days or almost three years.

correct answer: understand the different control methods available

integrated pest management is an strategy that is based on the ecosystem and try to prevent the pest and the damage caused by them by applying combination of technique like habitat manipulation, biological control and use of resistant varieties.

the main aim of the integrated pest management is not to completely eliminate the pest but to strengthen the ecosystem so that conditions are favorable for plants and unfavorable for pests.