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2“... are examined to study on the geomagnetic secular variation in the southern polar region. In each of three...”
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3by 早河 秀章, 青山 雄一, 土井 浩一郎, 福田 洋一, Hideaki Hayakawa, Yuichi Aoyama, Koichiro Doi, Yoichi FukudaGet access
Published 2016
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4“... Agency are used to detect seasonal and annual secular trends in the north polar regions. World Weather...”
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6by Sakai,Hideo, Kikawa,Eiichi, Ishihara,Takemi, Kobayashi,Hironori, Komori,Kiyoshi, Sunagawa,AikoSubjects: “...secular change of geomagnetic intensity...”
Published 1998
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7by アオキ シュウジ, ナカザワ タカキヨ, ムラヤマ ショウヘイ, シミズ アキラ, ハヤシ マサヒコ, イワイ クニモト, Shuhji AOKI, Takakiyo NAKAZAWA, Shohei MURAYAMA, Akira SHIMIZU, Masahiko HAYASHI, Kunimoto IWAI“... Station since 1984 and 1987,respectively. Measured concentrations show secular increase, together...”
Published 1994
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8by Shuhji AOKI, Takakiyo NAKAZAWA, Shohei MURAYAMA, Masayuki TANAKA, Takashi YAMANOUCHI, Sadao KAWAGUCHI, Masataka SHIOBARA, Masashi FUKABORI, Haruta MURAYAMA“... such as secular trend, seasonal cycle and irregular variation after removing contaminated data. The secular trend...”
Published 1991
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9by ナカザワ タカキヨ, モリモト シンジ, アオキ シュンジ, タナカ マサユキ, Takakiyo NAKAZAWA, Shinji MORIMOTO, Shuhji AOKI, Masayuki TANAKA“... in the upper troposphere. δ^<13>C decreased secularly at an average rate of about -0.03‰ per year due mainly...”
Published 1992
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10by Takayuki Ono“... the geomagnetic field models with internal and external magnetic fields. A large secular excursion of the magnetic...”
Published 1987
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11“... concentration and δ^<13>C superimposed on their secular trends were also observed. Comparing both...”
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12“...To observe the secular change of ground tilt in response to deglaciation in Antarctica, a water...”
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13by ムラヤマ ハルタ, タナカ マサユキ, ナカザワ タカキヨ, カワグチ サダオ, ヤマノウチ タカシ, アオキ シュウジ, シオバラ マサタカ, Haruta MURAYAMA, Masayuki TANAKA, Takakiyo NAKAZAWA, Sadao KAWAGUCHI, Takashi YAMANOUCHI, Shuji AOKI, Masataka SHIOBARA“... the same as that of the previous year. But a secular increase trend of the CO_2 content is larger than 1984....”
Published 1987
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14by 森本 真司, 石戸谷 重之, 石島 健太郎, 八代 尚, 梅澤 拓, 橋田 元, 菅原 敏, 青木 周司, 中澤 高清, 山内 恭, Shinji Morimoto, Shigeyuki Ishidoya, Kentarou Ishijima, Hisashi Yashiro, Taku Umezawa, Gen Hashida, Satoshi Sugawara, Shuji Aoki, Takakiyo Nakazawa, Takashi Yamanouchi“... showed clear seasonal cycles superimposed on complex secular trends. The increase rate of the CH_4...”
Published 2010
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15“..., although part of this may be caused by uncertain secular change data used to bring the model up to the date...”
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16by 橋田 元, 中岡 慎一郎, 小野 恒, 中澤 高清, 吉川 久幸, 青木 周司, 森本 真司, 山内 恭, 小達 恒夫, 福地 光男, Gen Hashida, Shin-ichiro Nakaoka, Hisashi Ono, Takakiyo Nakazawa, Hisayuki Yoshikawa, Shuji Aoki, Shinji Morimoto, Takashi Yamanouchi, Tsuneo Odate, Mitsuo Fukuchi“... to elucidate the secular trends of oceanic CO_2 uptake in the Indian sector of the Southern Ocean, pCO_2...”
Published 2010
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17“... in the Antarctic region. They were in good agreement with each other, even for rapid slowing down of the secular...”
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18by アオキ シュンジ, ナカザワ タカキヨ, ムラヤマ ショウヘイ, フカボリ マサシ, ヤマノウチ タカシ, ムラヤマ ハルタ, シオバラ マサタカ, カワグチ サダオ, タナカ マサユキ, Shuhji AOKI, Takakiyo NAKAZAWA, Shohei MURAYAMA, Masashi FUKABORI, Takashi YAMANOUCHI, Haruta MURAYAMA, Masataka SHIOBARA, Sadao KAWAGUCHI, Masayuki TANAKA“... throughout the year. The secular CO_2 trend was variable with time, showing slow increase in 1984,1986...”
Published 1992
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19by 菅原 敏, 豊田 栄, 石戸谷 重之, 森本 真司, 橋田 元, 青木 周司, 中澤 高清, 山内 恭, 本田 秀之, Satoshi Sugawara, Sakae Toyoda, Shigeyuki Ishidoya, Shinji Morimoto, Gen Hashida, Shuji Aoki, Takakiyo Nakazawa, Takashi Yamanouchi, Hideyuki Honda“... concentration, thus obtained, shows no significant vertical gradient above 20 km. Secular increase of CO_2...”
Published 2010
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20by Yoshiyuki Fujii“.... s. l. in the katabatic wind region, daily, seasonal and secular changes of surface condition...”
Published 1981
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