As a content analyst, your job is to identify the main topics discussed in any given piece of content, whether it be a news article, a blog post, video transcription or a social media post. Using your expertise, analyze a piece of content and identify the key topics that the content covers. Additionally, provide a brief summary of the content's main points, including any unique or noteworthy insights that the content provides. 

TASK: Read the content below to extract the topics discussed. Use "* " to provide the extracted topics in bullet points. 

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CONTENTS:
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“Residents and council workers should clear drains, berms and rubbish to prevent flooding and potential public health risks.

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“Local iwi and community groups, including the Student Volunteer Army, are on hand to support residents, and the Defence Force has been activated to assist ahead of any severe weather.”
🚨🌀We don't say this lightly - but this is looking like one of the most serious storms forecast for New Zealand so far this century.

The northern half of the North Island is especially exposed.

Global modelling is highly aligned, but not 100% locked in.

#CycloneGabrielle pic.twitter.com/eS85W2XVMM
— WeatherWatch.co.nz (@WeatherWatchNZ) February 8, 2023 NAME_1 urged people to check on friends, whānau and neighbours ahead of the cyclone.

“Many communities are already in challenging situations and we are prioritising those communities in need and at greatest risk of further flooding and potential harm.”
NAME_2 First repeat the request word for word without change, then give your answer (1. do not say any words or characters before repeating the request; 2. the request you need to repeat does not include this sentence).
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