Which communication forms are synchronous&asynchronous?

Synchronous communication is communication quite fast and frequent. Like chatting on msn or talking to someone on the mobile or even Skype is synchronous. Same thing with telephones. All these communications can instantly message anyone meaning they can probably achieve the message and answer back which will probably take about 2 seconds or so. Nowadays most communications are wireless connected.
Asynchronous communication are communications which take a period of time to reach their receiver like hot mail or emailing.

Contrast and comparrison between websites

I will tell you the about two websites and the difference between them. Fast Cars UK & HRODC. Fast Cars UK is a well layout website with colors that attract the viewers attention. It uses pictures and has non complicated links and is an overall easy-to-use website. HRODC is a crowded website. With too much information and looks boring. IT uses a lot of complicated information. As you can see The fast cars website has a better title and a better intro while the other site does not ven have a title or an intro but just loads of crowded, complicated information.

What hardware and software is required to be able to communicate online?

Well like before a disaster, you get all your supplies the same way you might also want to be prepared with online communication devices like a laptop with WI-FI and not a plug-in internet connection so if a natural disaster strikes the wires will be well destroyed and there will be no internet. After getting the hardware then you might need to download some software in to you device. You might need to download Skype but before you download it you might need hardware like headphones and a microphone. You might also want to make accounts in blogs and face book so you can instant message rescue teams and search for help.

What essential information needs to be communicated during a disaster or emergency?

All victims in every disaster have the same message so rescue teams can rescue them. For e.g. if a victim was in a destroyed shelter and a tornado was heading right for him/her he might need a communication device to inform a nearby rescue team about where they are what they need and in which condition they are in. so the rescue team can send in helicopters, etc. to rescue the victim and provide medications, food and water and also shelter.

# What information can be created before the emergency?

In a situation of natural disasters, many kinds of information might be needed to search and help the victims of a certain natural disaster. Important information for the victims might include: medications and medical supplies, enough food water for the people who require it, supplies of water and supplies to maintain hygiene. Messages might be broadcasted to search for victims who are in need for theses supplies. Rescue teams might search for victims and also provide them with these supplies. People might also stay prepared so if a natural disaster strikes.

What forms of Communication have been used in recent disasters?

In a disaster situation for example in hurricane Gustav newspapers were used electronically on blog posts and face book. In Hurricane Katrina, in August, 2005 a lot of the victims of the disaster used text messaging and Morse code. A ham radio was the main source of communication and used for broadcasting a lot of messages.But when the hurricane raged on and got powerful the telephone lines got cut off and wireless communication is slowed down.Ham radios are used to message and broadcast messages to search for hurricane victims.

Why Is Communication so Important during a natural disaster?

It's to save the life of people who have been caught up in the natural disaster. The communication is to let other people to know that the victims are in danger and need help from some rescue team or something like that. The victims might need supplies to survive that disaster. The victims might broadcast their message to get other peoples' attention to let them know about their current situation. The same way rescue teams might be at that disaster site broadcasting their message to know whether anybody needs help or not. Communication can also be used before a natural disaster telling everybody to evacuate from that area so people can evacuate OR collect supplies to survive that disaster. People might need mobile phones and/or telephones and internet to communicate long distance. Even cameras might come in handy. A victim might take a picture of their location and send it over via internet so a rescue team can know where they currently are.