Near future climate projections over the Red River Delta of Vietnam using the regional climate model version 3

This study presents a preliminary attempt to assess future climate conditions in the Red River Delta (RRD) region. Outputs of the Community Climate System Model version 3.0 (CCSM3) are dynamically downscaled using the Regional Climate Model version 3 (RegCM3). Numerical experiments and analysis are...

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Main Authors: Thanh Ngo-Duc, Quang-Trung Nguyen, Tuan-Long Trinh, Thanh-Hang Vu, Van-Tan Phan, Van-Cu Pham
Format: Article
Language:English
Published: Universiti Kebangsaan Malaysia 2012
Online Access:http://journalarticle.ukm.my/5569/
http://journalarticle.ukm.my/5569/1/02%2520Thanh%2520Ngo-Duc.pdf
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author Thanh Ngo-Duc,
Quang-Trung Nguyen,
Tuan-Long Trinh,
Thanh-Hang Vu,
Van-Tan Phan,
Van-Cu Pham,
author_facet Thanh Ngo-Duc,
Quang-Trung Nguyen,
Tuan-Long Trinh,
Thanh-Hang Vu,
Van-Tan Phan,
Van-Cu Pham,
author_sort Thanh Ngo-Duc,
building UKM Institutional Repository
collection Online Access
description This study presents a preliminary attempt to assess future climate conditions in the Red River Delta (RRD) region. Outputs of the Community Climate System Model version 3.0 (CCSM3) are dynamically downscaled using the Regional Climate Model version 3 (RegCM3). Numerical experiments and analysis are realized for the baseline 1980-1999 and the future 2030-2049 periods with the A1B and A2 emissions scenarios. We first examine the capability of the model in simulating the 20 years mean climate. Temperature and precipitation outputs for the baseline period are compared with observations at the 17 selected meteorological stations in RRD. Results show that temperature patterns are fairly well reproduced but with systematic cold biases. Precipitation is also well simulated during winter - spring and largely underestimated during summer - autumn. Estimation of the future changes of temperature and precipitation as compared to those of the baseline period reveals that annual temperature of the 2030-2049 appears to be warmer than the baseline temperature of about 1.4±0.2ºC. Summer temperature is likely to increase faster than winter temperature in the future. We also notice that precipitation generally decreases throughout the RRD region except the future JJA rainfall projected by the A2 scenario.
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spelling oai:generic.eprints.org:55692016-12-14T06:38:50Z http://journalarticle.ukm.my/5569/ Near future climate projections over the Red River Delta of Vietnam using the regional climate model version 3 Thanh Ngo-Duc, Quang-Trung Nguyen, Tuan-Long Trinh, Thanh-Hang Vu, Van-Tan Phan, Van-Cu Pham, This study presents a preliminary attempt to assess future climate conditions in the Red River Delta (RRD) region. Outputs of the Community Climate System Model version 3.0 (CCSM3) are dynamically downscaled using the Regional Climate Model version 3 (RegCM3). Numerical experiments and analysis are realized for the baseline 1980-1999 and the future 2030-2049 periods with the A1B and A2 emissions scenarios. We first examine the capability of the model in simulating the 20 years mean climate. Temperature and precipitation outputs for the baseline period are compared with observations at the 17 selected meteorological stations in RRD. Results show that temperature patterns are fairly well reproduced but with systematic cold biases. Precipitation is also well simulated during winter - spring and largely underestimated during summer - autumn. Estimation of the future changes of temperature and precipitation as compared to those of the baseline period reveals that annual temperature of the 2030-2049 appears to be warmer than the baseline temperature of about 1.4±0.2ºC. Summer temperature is likely to increase faster than winter temperature in the future. We also notice that precipitation generally decreases throughout the RRD region except the future JJA rainfall projected by the A2 scenario. Universiti Kebangsaan Malaysia 2012-11 Article PeerReviewed application/pdf en http://journalarticle.ukm.my/5569/1/02%2520Thanh%2520Ngo-Duc.pdf Thanh Ngo-Duc, and Quang-Trung Nguyen, and Tuan-Long Trinh, and Thanh-Hang Vu, and Van-Tan Phan, and Van-Cu Pham, (2012) Near future climate projections over the Red River Delta of Vietnam using the regional climate model version 3. Sains Malaysiana, 41 (11). pp. 1325-1334. ISSN 0126-6039 http://www.ukm.my/jsm/
spellingShingle Thanh Ngo-Duc,
Quang-Trung Nguyen,
Tuan-Long Trinh,
Thanh-Hang Vu,
Van-Tan Phan,
Van-Cu Pham,
Near future climate projections over the Red River Delta of Vietnam using the regional climate model version 3
title Near future climate projections over the Red River Delta of Vietnam using the regional climate model version 3
title_full Near future climate projections over the Red River Delta of Vietnam using the regional climate model version 3
title_fullStr Near future climate projections over the Red River Delta of Vietnam using the regional climate model version 3
title_full_unstemmed Near future climate projections over the Red River Delta of Vietnam using the regional climate model version 3
title_short Near future climate projections over the Red River Delta of Vietnam using the regional climate model version 3
title_sort near future climate projections over the red river delta of vietnam using the regional climate model version 3
url http://journalarticle.ukm.my/5569/
http://journalarticle.ukm.my/5569/
http://journalarticle.ukm.my/5569/1/02%2520Thanh%2520Ngo-Duc.pdf