| Whenever there's a drought, someone will come | | | | In primitive societies, rain makers usually have an |
| up withthe idea of finding a rain maker, or holding | | | | inbuilt |
| a day ofprayer for rain. | | | | "get out" clause. The rain making ceremony |
| Now far be it for me to make light of people who | | | | consists ofcertain things done by the rain maker, |
| arein truly desperate straits and who are | | | | supported by otherrituals, requirements, or |
| prepared to tryanything to relieve their precarious | | | | prohibitions required of thecommunity the rain |
| situation. The worstthat can happen, assuming no | | | | maker is serving. |
| deliberate or unknowingfraud, is that everyone | | | | These may be bans on certain foods or practices, |
| has something else to thinkabout for a day or so. | | | | but ifthe rain doesn't come, who is to say that |
| For a while they have some causefor hope. | | | | someone in thecommunity failed to play their part, |
| And it may indeed rain and the drought will be | | | | destroying the rainmaker's good efforts? |
| over. | | | | And eventually, with persistence, the rain will |
| But in most cases not. | | | | come. |
| For more information on droughts, visit | | | | So, in a very general way, that's how the rain |
| Rain making can be divided into two types - | | | | maker works. |
| cloudseeding, which has strong scientific and | | | | But let's see what he or she is up against. |
| engineeringreasoning behind it, and, for the | | | | Weather is the local end result of the effects of |
| moment, everything else. | | | | the vastatmospheric circulation system, which |
| Cloud seeding has been used to create or | | | | works towards creatingsome sort of balance |
| increase rainfor over 50 years, and while the | | | | between unequal heating of the earthssurface, |
| results are a littlepatchy and rarely spectacular, | | | | the planet's rotation, transferring water fromthe |
| when the right combinationof cloud seeding | | | | oceans to the atmosphere and back again, |
| method and clouds is present, it has beenshown | | | | variabledistribution of warm and cold water |
| to work many times over, and in a cost effective | | | | currents in the oceans,and much, much more. |
| way. | | | | All this takes a huge amount of energy. Let's put |
| But what of the rest? I don't wish to question the | | | | it inperspective. In 1945, an atomic bomb was |
| powerof prayer, which presumably transcends all | | | | dropped on the |
| physical rules,but it is worth looking at just what it | | | | Japanese city of Hiroshima, effectively destroying |
| would take tochange the weather pattern before | | | | it. |
| it is ready tochange. | | | | That bomb was the equivalent of 12,500 tons of |
| But first let's take a look at the rain maker's | | | | TNT, or |
| methods. | | | | 12.5 kilotons. An average thunderstorm |
| They can be divided into two parts - local | | | | generatesthe equivalent of 20 kilotons. |
| knowledge andrainmaking techniques or | | | | A hurricane generates the equivalent of a 10 |
| ceremonies. | | | | megaton bomb |
| Firstly, rainmakers with a good reputation will | | | | - 10 million tons of TNT - every 20 minutes. |
| generallybe folk with a strong knowledge of local | | | | Some peoplehave asked why large bombs aren't |
| weather, climate,and seasonal changes. Some of | | | | used to divert ordestroy hurricanes. Others have |
| these may be subconscious,but I think we can | | | | suggested that would beabout as effective as |
| give them some credit for astutenessand good | | | | throwing a ping-pong ball at acharging elephant. |
| observational powers. This allows the rainmakerto | | | | To create rain out of nothing, a rain maker would |
| practise his or her rituals at a time when a | | | | needto control huge amounts of energy to |
| changein the weather seems most likely. With | | | | overcome the inertiaof the stable weather |
| good local weatherknowledge, chances of success | | | | systems associated with droughts. |
| will be high, and in anyevent, payment is usually | | | | With that sort of power, why hasn't the rain |
| dependent on success. It isalso human nature to | | | | maker takenover the world, hopefully for the |
| remember (and advertise) thesuccesses and | | | | good of all, or at thevery least made his fortune |
| forget the failures. | | | | by affecting the results ofhorse races? |